B-Quiet Ultimate Sound Deadener 50 SqFt. roll


B-Quiet Ultimate Sound Deadener 50 SqFt. roll


Make Your Vehicle B-Quiet!


  • Superior Absorption
  • High Stretch and Contouring Ability
  • Anti-Leak Application
  • Water-Resistant Material
  • Temperature Control Properties
  • Improves Quality of Any Audio System
  • High Vehicle Noise Dampening
  • Easy to Install
  • High-temperature butyl rubber adhesive –No fillers
  • Ultra-thick, annealed silver foil without advertising
  • 1mm total thickness (65 mils)
  • Each roll is 50 feet long and 1 foot wide
  • Thermal range: -75 F to 293 F – will not melt, ouf gas, or fall off
  • Guaranteed adhesion to metal for the LIFE of your vehicle
  • Made in the USA
  • Don't settle for second best, B-Quiet Ultimate is the best choice.

B-Quiet Ultimate Sound Deadener 50ft, 100% butyl rubber sound-deadening roll helps breakups unwanted stress-causing sound waves and vibrations to improve the acoustics of your vehicle. Install B-Quiet Ultimate it in your vehicle and feel the driving experience on every drive!

Expertly engineered to stretch and contour into any space, Our B-Quiet Ultimate noise and sound dampener works by absorbing both structural and mechanical vibrations from engines, audio systems, and general rattling that causes a disturbance in your vehicle.  It features a thin, super sticky butyl rubber bonded to an aluminum alloy skin, which is easy to cut which creates a user-friendly quick install. Stretchy with incredible tear-resistant properties, the butyl rubber, and heavy aluminum conforms easily to all interior surfaces, without leaking or giving off a bad odor over time.

B-Quiet sound deadener is designed to deaden any noise-causing vibration, rattle or sound abruptly, preventing fatigue and giving you that quiet atmosphere you deserve for your car rides and road trips!

B-Quiet Ultimate is 1.6mm (63mil) thick, weighs 0.35 lb/sq. ft. comes in 1 foot wide rolls and is available in 2 sizes - 12 and 50 sq. ft. rolls

Highly effective at a very reasonable price makes B-Quiet Ultimate the choice of many competitors

 This video from Dylan McCool shows how our B-Quiet Ultimate is installed.   

Check out our installation instructions here: How to install B-Quiet Sound Deadening Products

Still have questions, check out our FAQ Section here: FAQ


Acoustic Loss Factor ASTM E756 @ 200 Hz:

0.23 @ +0C (+32F)
0.26 @ +10C (+50F)
0.39 @ +20C (+68F)
0.32 @ +30C (+86F)
0.24 @ +40C (+104F)

Temperature Range:
-60C to +145C (-76F to +293F)

Acoustic Loss Factor B-Quiet® Ultimate
ASTM E756 @ 200 Hz:
0c (32F)
10c (50F)
20c (68F)
30c (68F)
30c (104F)

Temperature Range
-60C to +145C
-76F to +239F
1.6mm (63mil)
Weight (per sq. ft.)
0.35 lb
Price (per sq. ft.)
(Price based on 150+ sq. ft.)

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Customer Reviews

Based on 171 reviews
Leslie Wiggett

I have used it before and was very happy so I reordered.

Robert Clark

5 star

Barry Zepick

Product is not only great but ships out very quickly

Mark Pettiford
Works really well

Fast shipping, well packaged. Easy to handle, cut and install

Brandon Johnson
Wonderful Product for Challenger

This really helped my Challenger noise level. Still can hear plenty of noise just because it was so loud already, but it’s a noticeable difference. Thank you!

B-Quiet Ultimate Sound Deadener 50 SqFt. roll
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