Best automotive sound & heat insulation according to redditors

We found 4 Reddit comments discussing the best automotive sound & heat insulation. We ranked the 3 resulting products by number of redditors who mentioned them. Here are the top 20.

1. Noico Green 170 mil 18 sqft Car Waterproof Sound Insulation, Heat and Cool Liner, Self-Adhesive Closed Cell PE Foam Deadening Material (1/6'' Thick Sound Deadener)

1 mention
Noico Green 170 mil 18 sqft Car Waterproof Sound Insulation, Heat and Cool Liner, Self-Adhesive Closed Cell PE Foam Deadening Material (1/6'' Thick Sound Deadener)
Noico 170 mil closed-cell polyethylene foam is the best alternative to rubber foam such as Dynamat DynaLiner sound deadening. The price of 1 sqft product of similar characteristics is three times cheaper! Noise and heat insulation Noico 170 mil has an adhesive layer which makes it different from man...
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2. Design Engineering 050501 Floor & Tunnel Shield II - Adhesive Heat and Sound Insulation, 21" x 24" (3.5 sq. ft.)

1 mention
Design Engineering 050501 Floor & Tunnel Shield II - Adhesive Heat and Sound Insulation, 21" x 24" (3.5 sq. ft.)
fit type: Universal Fit
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3. Design Engineering 050503 Floor & Tunnel Shield II - Adhesive Heat and Sound Insulation, 42" x 48" (14 sq. ft.)

1 mention
Design Engineering 050503 Floor & Tunnel Shield II - Adhesive Heat and Sound Insulation, 42" x 48" (14 sq. ft.)
Blocks radiant heat from entering driver compartment; ideal for firewalls, under-vehicle, floor pans, oil tank box areas, transmission tunnels, wrapping fuel cells, under hoods & moreWithstands direct high heat temperatures up to 1750 degrees FahrenheitServes as a barrier to unwanted road, tire, & e...
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Top Reddit comments about Automotive Insulation & Noise Control:

u/BajingoWhisperer · 4 pointsr/Miata

Car looks good dude just do the little things and you should be great. Also if you get the hot foot because you don't have carpet try this stuff made a world of difference for me.

u/average_edgelord · 1 pointr/CarAV

where is the rattle at? if its the actual rear deck, you may have to do something with the clips but if its stuff on the deck, the i would check out this noico foam deadener. find the rattle and solve the problem