Does polyurethane foaming agent have waterproof function? Can rigid polyurethane foam play a waterproof role?

(1) Polyurethane foaming agent is waterproof. Polyurethane foaming agent can be used for sealing and plugging, joint filling, fixed bonding, heat preservation and sound insulation, especially for sealing and plugging and waterproofing between plastic steel or aluminum alloy doors and windows and walls.

(2) Rigid polyurethane foam waterproof, polyurethane board produced by Hubei Keli Energy Saving Co., Ltd. has the characteristics of 1. Thermal insulation II. High strength 3. Good fire resistance. Lightweight 5. Good adhesion. Corrosion resistance 7. Good water resistance.