Watts RETRO 800M4-FR 1 - Part of the RK-800M4 Series ZA100F-2NH Window Well Covers cannot be

Window Well Covers cannot be sold separately

sediment and debris out of storm systems

The cast-iron units are popular as they withstand extreme temperatures and poor weather holding up against snowplows

Acid-resisting epoxy coating for chemical durability

ZB415H-3IC

Watts RETRO 800M4-FR 1 - Part of the RK-800M4 Series ZA100F-2NH Window Well Covers cannot beThis 1 IN retrofit pressure vacuum breaker repair kit for series 800M4 FR prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. It consists of a float, spring, bonnet and bonnet O ring. It is ideal in health hazard continuous pressure applications such as irrigation systems and industrial process water systems where the water enters the equipment at or below its flood rim. Features Factory