Bulk Plastic Float Air Volume Control Type:Tank Float and check valve in one

and check valve in one compact unit

-Certified PAS-1

The solid top design fits securely over the well casing and is compatible with various well seal components

-Listed and certified by IAPMO

-Provides watertight seal for pitless well systems to well casing

Bulk Plastic Float Air Volume Control Type:Tank Float and check valve in oneMaintain optimal air to water ratios in your tank system with Merrills Plastic Float Air Volume Control. Designed for use with standard air over water pressure tanks. This float seperates the air chamber from the water chamber, using a durable plastic float mechanism to ensure air remains in the tank to greatly increase time before more air should be added to the tank. Features: Air volume seperation for air over water pressure tanks, like a typical