2014 Lifestyle Luxury RV Alfa Gold Fifth Wheel RV Propane

Features:

Automatic changeover regulator eliminates interruptions by automatically redirecting LP gas vapor flow from an empty cylinder to a full cylinder. Regulator features an indicator that changes from green to red when cylinder needs to be filled.

Features:

Automatic changeover regulator eliminates interruptions by automatically redirecting LP gas vapor flow from an empty cylinder to a full cylinder. Regulator features an indicator that changes from green to red when cylinder needs to be filled.

Features:

Automatic changeover regulator eliminates interruptions by automatically redirecting LP gas vapor flow from an empty cylinder to a full cylinder. Regulator features an indicator that changes from green to red when cylinder needs to be filled.

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Low-pressure 2-stage LP gas regulator ensures a continuous flow of gas to all appliances by combining a high-pressure first-stage and low-pressure second-stage regulator into one unit. Designed for RV applications.

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Low-pressure 2-stage LP gas regulator ensures a continuous flow of gas to all appliances by combining a high-pressure first-stage and low-pressure second-stage regulator into one unit. Designed for RV applications.

Features:

Low-pressure 2-stage LP gas regulator ensures a continuous flow of gas to all appliances by combining a high-pressure first-stage and low-pressure second-stage regulator into one unit. Designed for RV applications.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

T-fitting lets you use an auxiliary propane cylinder to power appliances so you won't deplete your camper's tank. Quick-disconnect port allows for easy hook up of the supply hose. Disposable bottle port lets you hook up a small appliance.

Features:

T-fitting lets you use an auxiliary propane cylinder to power appliances so you won't deplete your camper's tank. Quick-disconnect port allows for easy hook up of the supply hose. Disposable bottle port lets you hook up a small appliance.

Features:

T-fitting lets you use an auxiliary propane cylinder to power appliances so you won't deplete your camper's tank. Quick-disconnect port allows for easy hook up of the supply hose. Disposable bottle port lets you hook up a small appliance.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents backflow leakage and is suitable for dual-tank setups. Stainless Steel overbraiding protects hose from damage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents backflow leakage and is suitable for dual-tank setups. Stainless Steel overbraiding protects hose from damage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents backflow leakage and is suitable for dual-tank setups. Stainless Steel overbraiding protects hose from damage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents backflow leakage and is suitable for dual-tank setups. Stainless Steel overbraiding protects hose from damage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents backflow leakage and is suitable for dual-tank setups. Stainless Steel overbraiding protects hose from damage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents backflow leakage and is suitable for dual-tank setups. Stainless Steel overbraiding protects hose from damage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator. Also used to connect tanks to a high-pressure regulator to carry gas to a 2-stage regulator. Check valve prevents hazardous backflow leakage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents backflow leakage and is suitable for dual-tank setups. Stainless Steel overbraiding protects hose from damage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents backflow leakage and is suitable for dual-tank setups. Stainless Steel overbraiding protects hose from damage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents backflow leakage and is suitable for dual-tank setups. Stainless Steel overbraiding protects hose from damage.

Features:

Hook up an auxiliary tank to your RV to provide propane in case your primary runs dry during long campouts and get extra versatility in your propane system. Provides you with a #600 (1"-20) outlet for cooking without disposable cylinders.

Features:

Hook up an auxiliary tank to your RV to provide propane in case your primary runs dry during long campouts and get extra versatility in your propane system. Provides you with a #600 (1"-20) outlet for cooking without disposable cylinders.

Features:

Hook up an auxiliary tank to your RV to provide propane in case your primary runs dry during long campouts and get extra versatility in your propane system. Provides you with a #600 (1"-20) outlet for cooking without disposable cylinders.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

This propane regulator lets you connect the 2 propane tanks on your RV to maintain a constant gas pressure. It automatically switches to the full tank when the other is empty, and you can remove the empty cylinder without interrupting propane supply.

Features:

This propane regulator lets you connect the 2 propane tanks on your RV to maintain a constant gas pressure. It automatically switches to the full tank when the other is empty, and you can remove the empty cylinder without interrupting propane supply.

Features:

This propane regulator lets you connect the 2 propane tanks on your RV to maintain a constant gas pressure. It automatically switches to the full tank when the other is empty, and you can remove the empty cylinder without interrupting propane supply.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

T-fitting makes camping easier by letting you use an auxiliary propane cylinder to power appliances so that you won't deplete your camper's tank. Disposable bottle adapter hooks up a small appliance or propane tree. Supply hose included.

Features:

T-fitting makes camping easier by letting you use an auxiliary propane cylinder to power appliances so that you won't deplete your camper's tank. Disposable bottle adapter hooks up a small appliance or propane tree. Supply hose included.

Features:

T-fitting makes camping easier by letting you use an auxiliary propane cylinder to power appliances so that you won't deplete your camper's tank. Disposable bottle adapter hooks up a small appliance or propane tree. Supply hose included.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Hook up an auxiliary tank to your RV to provide propane in case your primary runs dry during long campouts and get extra versatility in your propane system. Provides you with a #600 (1"-20) outlet for cooking without disposable cylinders.

Features:

Hook up an auxiliary tank to your RV to provide propane in case your primary runs dry during long campouts and get extra versatility in your propane system. Provides you with a #600 (1"-20) outlet for cooking without disposable cylinders.

Features:

Hook up an auxiliary tank to your RV to provide propane in case your primary runs dry during long campouts and get extra versatility in your propane system. Provides you with a #600 (1"-20) outlet for cooking without disposable cylinders.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents hazardous backflow leakage and is suitable for dual-tank setups.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents backflow leakage and is suitable for dual-tank setups. Stainless Steel overbraiding protects hose from damage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents backflow leakage and is suitable for dual-tank setups. Stainless Steel overbraiding protects hose from damage.

Features:

Pigtail makes the connection from the propane tanks on your trailer to the propane regulator on your trailer. Check valve prevents backflow leakage and is suitable for dual-tank setups. Stainless Steel overbraiding protects hose from damage.

Features:

Connect this brass tee to your camper's propane cylinder so you can connect an additional propane appliance. Brass fittings are rust and corrosion resistant. 12' Long hose included.

Features:

Connect this brass tee to your camper's propane cylinder so you can connect an additional propane appliance. Brass fittings are rust and corrosion resistant. 12' Long hose included.

Features:

Connect this brass tee to your camper's propane cylinder so you can connect an additional propane appliance. Brass fittings are rust and corrosion resistant. 12' Long hose included.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Use this 36" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 36" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 36" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

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Attach this T-fitting to a cylinder so that you can run small appliances off of the 2 disposable cylinder ports.

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Attach this T-fitting to a cylinder so that you can run small appliances off of the 2 disposable cylinder ports.

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Attach this T-fitting to a cylinder so that you can run small appliances off of the 2 disposable cylinder ports.

Features:

Use this 60" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 60" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 60" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Hose connects the remote tank on your travel trailer to your high-pressure regulator. Type 1 connector provides a high rate of flow before going into bypass mode. Back-check prevents gas leaks.

Features:

Hose connects the remote tank on your travel trailer to your high-pressure regulator. Type 1 connector provides a high rate of flow before going into bypass mode. Back-check prevents gas leaks.

Features:

Hose connects the remote tank on your travel trailer to your high-pressure regulator. Type 1 connector provides a high rate of flow before going into bypass mode. Back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Use this 12" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 12" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 12" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 20" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 20" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 20" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 15" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 15" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 15" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 48" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 48" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 48" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 24" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 24" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 24" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Propane hose assembly connects your dual LP gas cylinder setup to the regulator on your camper. Internal back-check prevents gas leaks.

Features:

Hose connects the remote tank on your travel trailer to your high-pressure regulator. Type 1 connector provides a high rate of flow before going into bypass mode. Back-check prevents gas leaks.

Features:

Hose connects the remote tank on your travel trailer to your high-pressure regulator. Type 1 connector provides a high rate of flow before going into bypass mode. Back-check prevents gas leaks.

Features:

Hose connects the remote tank on your travel trailer to your high-pressure regulator. Type 1 connector provides a high rate of flow before going into bypass mode. Back-check prevents gas leaks.

Features:

Use this 30" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 30" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.

Features:

Use this 30" long hose to connect a propane cylinder to your RV or trailer's propane regulator. The Type 1 ACME nut provides easy connection to the propane tank. Provides protection in case of fire or a broken gas line.