B-Stock VibraFlex 225 Sound Deadener – 18.5 sq ft
 
B-Stock Notice:
This VibraFlex 225 was damaged during shipping or has been cut to non-standard sizes. You will receive approximately 18.5 sq ft of material, but sheet sizes and quantities will vary.
As shown in the photos, sheets may have one or more of the following:
Edge chips or cracks
Minor damage to the adhesive release liner
Cuts resulting in smaller-than-standard sheet sizes
Cosmetic imperfections from shipping or handling
Most pieces are full-size sheets with minor edge damage or release liner imperfections. Some pieces may be smaller than standard size. Cosmetic damage does not affect the sound-deadening performance of the material.
 
Installation Note:
Great for floor installations. For vertical or overhead applications, trim around any areas with damaged adhesive backing to ensure proper adhesion.
Sold as-is. Please review photos before purchasing.
 
***📦 Orders typically ship within 2 business days from our warehouse via UPS Ground (1–5 business day delivery). Tracking will be emailed once shipped.***
 
Pure Pressure VibraFlex 225 is our thickest, highest-mass bitumen-based sound deadener, engineered for maximum vibration control and sound blocking in the most demanding environments. With increased thickness and weight, this material offers even greater performance than our 190 Mil sheets.
 
Key Specs:
Sheet Quantity: 14
Nominal Sheet Size: 250mm x 500mm (9.75" x 19.5")
Total Coverage: 18.5 sq ft
Thickness: 5.7 mm (0.225")
Weight: 2.45 lbs per sq ft
Adhesive: Solvent-free acrylic
Top Layer: Polyethylene (PE) film
Color: Black
 
Performance:
Up to 40 dB noise reduction at key frequencies (200–800 Hz)
Loss Factor (at 60°C/140°F): 0.40 – peak damping performance
Stiffens panels for long-term structure and resonance control
Excellent thermal, oil, and water resistance
 
Installation:
Clean surface, heat sheets to 140–175°F, and apply firmly with a roller. For multi-layer setups, burn off the PE liner on the first layer and clean thoroughly before applying another.
 
Ideal for automotive builds, marine bays, and industrial panels where maximum deadening is needed. When only the heaviest-duty solution will do, VibraFlex 225 is your answer.