How Wide is Membrane of LaSalle Bristol RV Roof Replacement Kit w/ XTRM Membrane
Updated 01/27/2026 | Published 01/12/2026 >
Products Featured in This Question
Question:
membrane is 21foot long, how wide is it
asked by: Ed W
0
Expert Reply:
Hey Ed, the membrane that comes with the LaSalle Bristol RV Roof Replacement Kit w/ XTRM Membrane # 344270KIT21 that you referenced is 21 feet by 9-1/2 feet wide. By itself just the membrane is our part number # 3441700534142711421. What RV do you have that needs the new roof?
expert reply by:
Jameson C
0
Product Page this Question was Asked From
LaSalle Bristol RV Roof Replacement Kit w/ XTRM Membrane - 21' Long
- RV Roof Repair
- Roof Replacement Kit
- PVC Membrane
- Fiberglass Roof
- Metal Roof
- PVC Roof
- Rubber Roof
- TPO Roof
- 21 Feet Long
- White
- LaSalle Bristol
more information >
Continue Researching
- Search Results: gutter parts rv trim
- Shop: LaSalle Bristol RV Roof Replacement Kit w/ XTRM Membrane - 21' Long
- Q&A: What Is The Thickness And Warranty On The Roof Membrane Material?
- Shop: RV Rain Gutter Spouts - Polar White - Qty 4
- Shop: LaSalle Bristol Butyl Tape for XTRM RV roof membranes - 30' x 3/4" - Gray
- Shop: LaSalle Bristol RV Roof Replacement Kit w/ XTRM Membrane - 30' Long
- Shop: LaSalle Bristol RV Roof Replacement Kit w/ XTRM Membrane - 25' Long
- Video: DIY Install: LaSalle Bristol RV Roof Replacement Kit w/ XTRM Membrane on your 2005 K-Z New Vision
- Shop: Trailer Hitch
- Shop: Power Mountain Tallboy Off-Road Bottle Jack - 8-1/2" to 37-3/4" Lift - 6 Tons
- Search Results: trailer hitch
- Search Results: trailer tires and wheels
- Shop: Trailer Wiring
- Shop: Easy Grease Trailer Hub and Drum Assembly for 3.5K Axles - 10" - 5 on 4-1/2 - Pre-Greased
- Video: Review of Dicor RV Roof Repair - Installation Kit EPDM Plus RV Roof Membrane - DC36TR
- Search Results: trailer jack
- Video: Review of RV Designer RV Trim - 50 Foot x 3/4 Inch Narrow Trim White - RD97YR
- Shop: Brake Controller
- Search Results: trailer lights
- Search Results: rv air conditioners
- Video: Install: LaSalle Bristol XTRM PVC RV Roof Membrane on a 2016 Forest River Salem Travel Trailer
- Search Results: trailer brakes
- Video: Feature Breakdown: Alpha Systems AlphaFleece Tape for Wood Seaming on RVs
- Q&A: Does LaSalle Bristol RV Roof Replacement Kit Have Membrane in Roll or Folded
- Q&A: Can The LaSalle Bristol XTRM EXP 90 Adhesive Be Applied Over The Old Adhesive?
- Q&A: Difference Between Alpha Systems 1021 Self-Leveling Sealant and Dicor
- Q&A: Recommend Installation Method for the Specialty Recreation RV Skylight 14" Wide x 22" Long
- Q&A: Lowest Temperature For Applying The LaSalle Bristol XTRM EXP 90 Adhesive Part #344270341415
- Q&A: Magnetek 6336 Replacement Converter
- Article: RV Roof Types: What Type of Roof Does My RV Have?


Jameson C.
1/27/2026
Hey Ed, how did things go with the LaSalle Bristol roof replacement kit and membrane for your RV? Did the 9-1/2-foot width end up fitting your roof the way you needed? Your update could make it easier for others working on the same project.