Similarities:
1. They are all modified asphalt waterproofing membranes, and the main material for waterproofing is asphalt.
2. The basic specifications are 1*/3mm, 4mm, and 5mm.
3. The construction methods are basically the same.
Differences:
1. The implementation standards are different. The former is the building materials industry standard, and the latter is the Chinese national standard.
2. The asphalt modifiers used are different. The former uses waste rubber powder, while the latter uses styrene-butadiene-styrene block copolymer.
3. The materials are of different quality. The low temperatures of the former two specifications are -10℃ and -20℃, respectively.
The latter two specifications have low temperatures of -20°C and -25°C, respectively.
4. The market prices are different.
