... in anti-freezing, anti-moisture, noise-resistant and heat insulation. Melamine Sponge 1, factory direct sell, professional manufacturer2, soft, good ... industry, machinery, pet pads, mattress, cushions, funturers, insoles, etc Melamine Sponge also known as Hi-tech sponge is a revolutionary ... S127Time to Occupancy*** 24 Hours CAN/ULC-S774Initial Thermal Resistance (50 mm) RSI: 2.45 m2·K/W (R: 13 ...