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- The Apollo™ Model FF Fast Fill/Feedwater Pressure Regulator provides the heating boiler with make up water at reduced inlet pressure with a high capacity purge / quick fill capability. They are manufactured in the US from proven ASTM grade materials for corrosion resistance and long life. Cartridge is replaceable in-line.
 
 Apollo™, 3570301, Feed Water Pressure Regulator, High Capacity, Series: 35 Series, 1/2 in Nominal, Press End Style, 10 to 25 psi Pressure, 210 deg F, Media: Water, Bronze Body, Steel/Zinc Plated/Nitrile Trim, Nitrile Softgoods, 3.18 in L x 5.25 in H Dimensions, Domestic
- Integral check and stainless steel strainer
- Purge lever/high capacity fast fill feature
- Nitrile seat washer
- Steel/zinc plated spring, nitrile check seat
 
- Body MaterialBronzeDomestic / ImportDomesticEnd StylePRESSNominal Size1/2 inPressure Range10 to 25 psiDimensions3.18 in L x 5.25 in HManufacturerAalberts Integrated Piping SystemsManufacturer #3570301MediaWaterSeries35 SeriesSoftgoods MaterialNitrileTemperature Rating210 deg FTrim MaterialSteel/Zinc Plated/NitrileTypeHigh Capacity