With the development of Douyin short video, when you search for roof waterproofing, you will find a quickly constructed roof waterproof material : spray polyurea waterproof coating, which has gradually entered people's field of vision. This has of course also been passed on to the roof waterproofing repair industry.
1. Environmental friendliness is the main factor when you choose polyurea coatings
Undoubtedly, it is environmentally friendly and good for the health of construction workers, and has been greatly welcomed by the public.
Based on the facts: Manual single-component polyurea coatings, like single- and two-component polyurethane coatings , contain diluents, or VOC.
From a technical and practical perspective: only two-component polyurea, whether sprayed or manually constructed, can be solvent-free.
spray polyurea waterproof coating is 100% solid content, VOC-free, and environmentally friendly. 10 seconds gel, fast curing, no sagging during facade and top surface construction; no seams in the coating, excellent waterproof performance; excellent physical properties; high elongation , no cracking after alternating hot and cold resistance; weather resistance Good, no chalking, no loss of color.
2. Construction convenience
roof waterproofing. For large-area construction polyurea waterproof coating can be directly sprayed mechanically. It can also be applied to shaped roofs and sloped roofs to avoid the unsafety of staff painting and adapt to market demand.