Westfalia Van Conversion Products

Convert your Westfalia van with DIYvan’s high quality & affordable products – Thinsulate insulation, roof vents. Perfect for Westfalia van conversions that prioritize comfort, efficiency, and adventure. Free shipping on most products in the US.

DIYvan is there for every step of your Do It Yourself Westfalia Van Conversion with experienced advice and our full Impact Products line including 3M Thinsulate and roof vent adapters. DIYvan is dedicated to helping DIY and professional up-fitters with their van projects. It is our pleasure to share our engineering and fabrication knowledge and experience to help you complete your build and enjoy your van in comfort, safety and efficient style.

3M Thinsulate SM600L Insulation Height Once Expanded
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3M Thinsulate SM600L – Van Sound & Thermal Insulation (Per Linear Foot)
A piece of 3M Thinsulate insulation material with white fiber on one side and black backing, partially unrolled to show the product details.
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3M Thinsulate (TM) SM200L Acoustic Thermal Automotive Insulation for van and car
Compression packaging of 3M Thinsulate acoustic and thermal automotive insulation with scrim on both sides.
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3M Thinsulate (TM) AU4002-5 AcousticThermal Automotive Insulation Double Scrim
A piece of 3M Thinsulate thermal insulation fabric, showing a close-up of the material's texture and weave.
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3M Thinsulate (TM) TAI 1547 Thermal Insulation
Rolls of 3M Thinsulate acoustic thermal insulation material, typically used for vehicle soundproofing.
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3M Thinsulate (TM) SM400L Acoustic Thermal Automotive Insulation for van and car
A sheet of 3M Engineered Damping Material applied inside a vehicle for noise reduction.
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3M Engineered Damping Material EDM 1029, 2.9 mm, Aluminum
64" of durable butyl tape for vent fan installation and other sealing applications. Easy to use and weather-resistant
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Butyl tape
Westfalia Vanagon with Poptop Roof Vent Adapter
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Westfalia Vanagon with Poptop Roof Vent Adapter