Witten Replacement Automatic Vent Size:16" wide x 8" high high-walled heel cup to stabilize

high-walled heel cup to stabilize foot

Any changes made to the pre-set pressure is entirely at the risk of the person(s) / company who make the adjustment

above and below the waterline

c-frame creeper seat

and reducer couplings manufactured from durable PVC and Styrene

Witten Replacement Automatic Vent Size:16" wide x 8" high high-walled heel cup to stabilizeNo mortar required for installation Easy installation method tighten 4 screws Bi metal coil design allows aluminum louvers to open and close automatically Louvers fully open at 75 and fully closed at 35 Net free air 68 square inches Materials Perma coated screen molded into vent