FIRSTFLEX NBR Eco-Friendly Rubber Foam Sheets for HVAC Air Duct Pipe Insulation
Premium NBR rubber foam with closed-cell structure for superior thermal and acoustic insulation. Low thermal conductivity (0.038 W/mK) ensures energy efficiency in HVAC systems. Oil-resistant, flame-retardant, and waterproof for durable performance in harsh environments. Flexible and lightweight for easy handling and precise fitting around ducts, pipes, and industrial equipment. Smooth surface resists dust accumulation, ideal for cleanrooms and commercial buildings. Eco-friendly material, free from CFCs and formaldehyde, safe for indoor air quality. Temperature range: -40°C to 105°C, suitable for extreme climates. Perfect for HVAC installations, automotive insulation, and machinery noise reduction. Sold in bulk at unbeatable wholesale prices—global shipping available.