Q2：What's the difference between this three materials?
An：Acrylic is hard material without tensile force. Silicon PU is elastic single set waterproof product.EPDM have many colors to choose.
Q2：What's the difference between this three materials?
An：Acrylic is hard material without tensile force. Silicon PU is elastic single set waterproof product.EPDM have many colors to choose.