2021 Gulf Stream Envision Travel Trailer 220RB RV Roof Membrane

Hey David, The LaSalle Bristol RV Roof Replacement Kit w/ XTRM Membrane #344270KIT30 does need to be installed on a clean surface per the installation instructions: - Make sure the deck is clear of all debris. NOTE: XTRM PLY membrane must be…

Hey Genny, the membrane that comes with the LaSalle Bristol RV Roof Replacement Kit w/ XTRM Membrane #344270KIT21 comes in a big roll. The thickness of the membrane is 27 MIL which makes it about .68 inch thick. Do you have any other questions? I…

Hey James! The tallest skylight we have is the Specialty Recreation Replacement RV Skylight w/ Inner Garnish item #SR66MR. It's designed to replace an existing skylight but it will work to add a new one as well. It fits a 14" x 22"…

Hi Rick, LaSalle Bristol's roof membrane is made of PVC which is known to be durable and offer better protection against punctures and overall weathering. Alpha Systems offers TPO roof membranes that are more environmentally friendly/recyclable…

I recommend the Alpha Systems Butyl Tape for RV Weatherproofing #AL28FJ as it's 1" wide to fully cover the flange of your vent. Make sure you overlap the ends to form a tight waterproof seal. You can see me doing this at 2:50 mark in the…

Hey Kory, the mil thickness of the Alpha Systems Superflex RV Roof Membrane with Installation Kit #AL66UV that you referenced is 30 mil.

Hey Mike, thanks for reaching out! The Alpha Systems AlphaThane 5121 Self-Leveling Sealant #AL35KV is designed for wood, metal, and glass materials. Since your skylights are polycarbonate I recommend using the Specialty Recreation Skylight Sealant…

The Alpha Systems Superflex RV Roof Membranes like part #AL42CV uses a TPO membrane and the LaSalle Bristol RV Roof Membranes like part #3441700534142711435 uses a PVC membrane. The TPO membrane is more resistant to punctures and wear but the PVC…

Hello Andrew, Well that sounds like quite the fun trip, what state or states will you be traveling through? You're asking a really important question, especially since you're planning a cross-country trip with about 250 pounds of bikes and…

Hey Vicki! To replace your RV's roof you'll need a replacement kit like the LaSalle Bristol RV Roof Replacement Kit w/ XTRM Membrane item #344270KIT30. This ones for a 30' RV but we've got quite a few size options. This installation…

The LaSalle Bristol RV Roof Repair Kit #344270KIT30 uses the 30 foot long membrane roll- part #3441700534142711430, which is 9-1/2 feet wide. If your roof is 9'-6", then this will be the exact width of the roll.

Hi Kevin; since your camper is a 2023 you probably have an old R410A GE AC on there right now. If you can find an old R410A 15k GE in stock somewhere you can swap it out with the existing AC. If none are available, you will have to replace the entire…