Upgrade your van with 3M Thinsulate SM600L, the gold standard in van insulation for both sound dampening and thermal control. Designed specifically for vehicle applications, this premium material keeps your interior quieter, warmer in winter, and cooler in summer—making it ideal for camper van conversions, mobile offices, and off-grid builds.
With superior acoustic absorption and moisture resistance, 3M Thinsulate SM600L outperforms traditional insulation materials. Whether you're insulating a Sprinter, Transit, or Promaster, this product is engineered to enhance comfort and performance on the road.
Product Specs:
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Width: 60" wide with durable scrim backing
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Thickness: Expands to 1 ¾” (44mm) after unpacking
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Sold by the linear foot (1 linear foot = 5 sq ft)
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Compliance: FMVSS 302 (Federal Motor Vehicle Safety Standard)
Why It Matters:
Cutting road noise and managing heat transfer is essential in any van build. 3M Thinsulate SM600L helps you maintain a quiet, comfortable interior while preventing moisture buildup that can lead to mold or mildew. It's lightweight, easy to install, and won't degrade over time like foam or fiberglass alternatives.
Key Benefits:
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Superior noise absorption for a quieter ride
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Excellent thermal insulation properties
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Hydrophobic, non-toxic, and mold-resistant
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Lightweight for optimal vehicle performance
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Made in the USA and designed specifically for vans
Installation Recommendations:
Pair with our Thinsulate Installation Kit (includes scissors, flexible rod & string) for easy placement. Use 3M 90 Adhesive Spray to attach the white fiber side to your van’s interior panels.
How Much You’ll Need:
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144 WB Sprinter / 148 WB Transit (with slider & rear windows): 50 linear feet
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159 WB Promaster: 60 linear feet
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170 WB Sprinter: 60 linear feet
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170 WB Extended Sprinter or Transit 148 Extended: 70 linear feet
Shipping Notes:
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Orders over 45 linear feet ship in two rolls
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Shipping to Alaska or Hawaii? Call 541-490-4292
In the video below, Hein demonstrates how 3M Thinsulate is good for reducing panel resonance,in addition to its ability to absorb transmitted noise and provide thermal insulation.
DISCLAIMER: Owner and/or installer assumes all risks associated with products and/or components purchased from DIYvan. Owner and/or installer recognizes and agrees that this product, and any of its component parts, is sold “as is” and that DIYvan makes no representation or warranty of merchantability that the product is fit for any particular purpose.