In this video, I walk through the process of installing Thinsulate SM600L insulation in a 2021 Sprinter 144 High Roof 4X4. I'm learning as I go, but maybe this will help someone else prepare for the same project.

Links to products used:
FLIR Thermal Camera: https://www.flir.com/products/flir-on...

Thinsulate SM600L (40' X 60"): https://diyvan.com/products/3m-thinsu...

3M 90 Adhesive Spray: https://www.walmart.com/ip/3M-Hi-Stre...

Other items on the Sprinter:
MOAB Elevator Bed: https://adventurewagon.com/products/m...
Air mattress: https://www.exped.com/en/products/sle...
Rear ladder / tire carrier: https://owlvans.com/collections/vs30/...
Rear door rack: https://owlvans.com/collections/vs30/...
Rear door storage box: https://owlvans.com/collections/boxes...
Rear bike trays: https://owlvans.com/collections/bike-...
JMG 2nd row captains chairs: https://www.jmgsystemsllc.com/cargo-v...
Fender flares: https://owlvans.com/products/fender-a...
Wheels & Tires: https://agileoffroad.com/product/blac...
Mudflap mod for larger tires: https://owlvans.com/products/mondo-bi...
Flooring: https://bedrug.com/product-detail/VTM...
Power steps: https://www.sprinterstore.com/mercede...
Front bumper: https://owlvans.com/products/hammerhe...
Winch: https://www.warn.com/vr-evo-12-s-103255
Bumper Lights: https://www.bajadesigns.com/products/...