Manhole gaskets are common replacement items. Weld collars are often sold separately from the manhole. A clamp ring is used to hold the manhole cover to the collar with a gasket seal between. Collars must be fixtured during welding to tank to ensure they remain flat and round.
SPECIFICATIONS:
BRAND: | Betts |
MATERIAL: | Steel |
SIZE: | 20" |
WEIGHT: | 5.7 lbs. |
3176MS
BTS 20" Weld Collar