It is enough to take the RVC fitting in hand to understand that it is the standard of quality among polymer fittings

Combined coupling

Combined coupling
Technical parameters:
A combined coupling is used for connecting polypropylene pipes with metal and pipe fittings
Temperature:
60⁰С working temperature
95⁰С maximum
Pressure:
PN25
Sizes
Name D, mm А, mm G, inch L, mm Quantity per pack (pcs.)
ПП D16-1/2” BP 16 14,5 ½” 41,4 80
ППD20-1/2” ВP 20 14,5 ½” 42 80
ПП D20-3/4”ВP 20 14,5 ¾” 40 60
ППD25-1/2” ВP 25 16 ½” 42 80
ПП D25-3/4”ВP 25 16 ¾” 42 55
ПП D32-3/4”ВP 32 18 ¾” 44,5 50
ППD32-1” ВP 32 18 1” 51,5 35
ПП D40-1” ВP 40 20,5 1” 52 30