Patent no 5,377,361 |
Proven performance, improved design |
Knockout will not break apart and cannot fall down drain pipe |
Corrosion-resistant 430 stainless steel swivel ring is engineered for maximum strength |
Holds five floors (22 psi) for head test |
PVC flange body, 18 ga 430 stainless steel flange ring |
3 in hub connection, flush to floor, 2-1/2 in long tailpiece |
6 in screw hole center, 3 in knockout dia, 2 in overall H, 1-1/2 in tailpiece L |
18 ga 430 stainless steel flange ring |
Stainless steel swivel ring |