DEI Boom Mat Damping Material - 12in x 12.5in (2mm) - 2 Sheets (2.1 sq ft)

DEI Boom Mat is a self-adhesive, butyl-based constrained-layer damping material that reduces road, exhaust, and resonance noise and stops sheet-metal vibration. The 2 mm foil-faced sheets carry a UL 94 V-0 flammability rating and peel and stick to clean panels. This pack includes two 12in x 12.5in sheets (2.1 sq ft). Universal.

Specifications

Shipping

• In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
• Standard, expedited, and overnight options at checkout.
• Oversized items ship by freight and take longer.
• Backordered items ship as soon as stock lands — contact us for lead times.
• International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.

Returns

• 30-day returns on new, uninstalled items in original packaging with all hardware.
• Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
• Installed or used parts can’t be returned — confirm fitment before you install.
• Special orders and custom items are final sale.
• Email us for return authorization before shipping anything back.

Full details: Shipping Policy · Refund Policy