Premium Interior & Bathroom Waterproof Backing Board

High-density PVC core with reinforced fiber mesh for superior moisture resistance and structural integrity. Precision-laminated surface prevents mold growth and warping in humid environments.

Seamless one-piece construction eliminates grout lines, reducing bacterial buildup in kitchens and bathrooms. Heat-resistant up to 140°F for safe use behind stoves and water heaters.

Pre-cut 4x8ft panels feature tongue-and-groove edges for quick installation without specialized tools. UL Greenguard certified for zero VOC emissions in confined spaces.

Ideal for wet wall cladding, shower surrounds, and backsplashes. Ships flat-packed in crush-proof packaging with corner guards for bulk order protection.

Wholesale-exclusive pricing available for 100+ sheet orders. Custom sizing and branding options upon request.