2020 Grand Design 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 Kory, the mil thickness of the Alpha Systems Superflex RV Roof Membrane with Installation Kit #AL66UV that you referenced is 30 mil.

Hey Ozzie, since the Weigh Safe Hitch W/ Built-In Scale #WS56KR has a 1" ball shank hole you can use any hitch ball with that diameter like the 2" Hitch Ball #63845 which has a 2" diameter and a 7,500 lb capacity. If you have any other…

John, I wasn't able to get any info on the slope but I did go out to our warehouse and measure the Specialty Recreation Replacement Slide Out Skis #SR68RR and was able to find out that they are 1 5/8" at the height of the skid, and the…

Hey Rodney, For a rubber roof you can use the Alpha Systems 1021 Self-Leveling Sealant for RVs #AL98KV. This is self-leveling sealant so it's design to pool a bit before drying and would only be good for use on the roof. If you're needing any…

Hey James, you can go with a 4k axle leaf spring like the part #e22YR in place of what you have now while it has a slightly higher weight capacity it's not enough that it would create a harsh ride quality. This is a 26 inch long spring though so…

Hey Wayne, so we have a few color options for replacement membrane kits that would work for you. For white we have the part #AL68CV, for almond we have #AL38CV, and for gray we have part #AL48CV. These kits all work on travel trailers up to 15 feet…

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…

The thickness of the TPO Alpha Membrane, like the Alpha Systems Superflex TPO RV Roof Membrane #AL92CV is 30 (0.03") mil thick. This particular membrane measures 35' long, is 9-1/2" wide, and covers 332-1/2 square feet.

The roof vent on your trailer is most likely for black water tank. The Lippert Components 360 Siphon RV Holding Tank Vent Cap part #LC389381 has a base with a 4" outer diameter. The holes most likely won't line up with your existing roof…

Most slides have EPDM rubber roofs but because EPDM is rubber it requires treatment each year to keep it soft and prevent shrinkage. You could replace it with TPO which is another synthetic rubber that will last longer than the EPDM. The smallest…