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- The Apollo™ Model PVB4A and PVBLF4A Pressure Vacuum Breaker A Series prevents contamination of the potable water supply due to back-siphonage. A standard integral freeze protection relief valve serves to reduce the possibility of damage due to intermittent freezing conditions. The modular check valve cartridge provides a captured spring, a replaceable seat, and a reversible silicone seat disc. This assembly features ball valve shutoffs with stainless steel handles and nuts as standard.
Apollo™ Backflow Preventer, Series: PVB4A, 3/4 in Nominal, 150 psi, 33 to 140 deg F, Pressure Vacuum Breaker Backflow, Media: Water, Bronze Body, 7-5/8 in H
- Low pressure loss documented by independent approval agencies
- Built-in freeze resistance feature standard
- Easily removable modular check valve cartridge
- Captured stainless steel springs
- Apollo ball valves with stainless steel handles and nuts standard
- Test cocks located for easy draining
- Corrosion resistant
- Unique canopy detachment
- Vertical up/horizontal installation
- SAE Threaded Test Cock, Standard Ball Valve, Stainless Steel Handles and Nuts
- Backflow TypePressure Vacuum BreakerBody MaterialBronzeNominal Size3/4 inDimensions7-5/8 in HManufacturerApollo ConbracoManufacturer #4A504A2FMediaWaterPressure Rating150 psiSeriesPVB4ATemperature Rating33 to 140 degF