Cap for individual sites in a rv park with direct access to sewer line.
Self closing. Positive flat face seal with lip. Fly tight seal. Lockable. Standard 4" female npt. Thread on or secure in concrete. Integral self closing feature can not be removed. No internal cross bar to allow clogging or backflow of non-liquified material.
Durable cast iron construction. Powder coated throughout. Withstands vehicle driveover without cracking or splitting. No plastic to be effected by waste, UV or chemicals.
Warranty. Quantity pricing available. Color: Green (Custom color available on 100 caps, call for details.)
(Note: Hose and rubber adaptor shown are not included with cap purchase. Hoses and adaptors are part of RV owner's equipment)