Rubber foam insulation material B1 grade rubber foam insulation material is a non-flammable type that meets the national fire protection standard; B2 also meets the national standard and belongs to the flame-retardant type. It will self-rest within 3 seconds, and the B2 grade product is an economical product. The price is lower than BI grade products.
As an insulation material for external walls or roofs, long-term exposure to the sun will not cause corrosion or aging problems, mainly because of its good anti-aging performance.
Its physical properties are also very stable, the density of this material is relatively small, the weight is very light, it will be very convenient during construction, which improves the efficiency of construction.