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This 3/4 inch pressure relief valve is used in hot water boiler applications to protect against excessive pressure on all types of hot water heating boiler equipment
Low-Profile Grate: Designed to sit nearly level with finished floor surfaces
Integral seepage pan and heavy-duty slotted grate for robust surface drainage
The Zurn Z668 is built to perform in the toughest surface drainage applications
Watts LFNF8 3/4 - Part of the LF8 Series Strata Systems This 3/4 inch pressure reliefThis 3 4 inch hose bibb vacuum breaker backflow preventer is designed specifically for wall and yard hydrants to prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. It consists of lead free body construction, stainless steel working parts, a rubber diaphragm and disc, and a draining stem. It permits manual draining for freezing conditions. The maximum pressure is 125 psi (8. 6 bar). Features