Watts Datasheets for Pressure Regulators

Pressure regulators are used to maintain a constant outlet pressure or flow.
Pressure Regulators: Learn more

Product Name Notes
High Capacity Feed Water Pressure Regulators -- 1156F Series 1156F High Capacity Feed Water Pressure Regulators are for use in commercial and residential hydronic heating systems to fill the boiler and piping system with water, and to maintain...
Bronze Process Steam Pressure Regulators -- 127SS Series 127SS Process Steam Pressure Regulators are used in commercial, industrial, and institutional applications to regulate steam pressure in the main line and large capacity process services. They feature a...
Dual Controls (Regulator and Relief Valve) -- 1450F Series 1450F Dual Controls (Regulator and Relief Valve) are for use in commercial and residential hydronic heating systems to fill the boiler and piping system with water, and to maintain...
Iron Process Steam Pressure Regulators -- 152A Series 152A Process Steam Pressure Regulators are used in commercial, industrial, and institutional applications to regulate steam pressure in autoclaves, steam tables/irons, vulcanizers and large capacity process services. It is...
Stainless Steel Process Steam Pressure Regulators -- 152SS Series 152SS Stainless Steel Process Steam Pressure Regulators are used in commercial, industrial, and institutional applications to regulate steam pressure in autoclaves, steam tables/irons, vulcanizers and large capacity process services.
Bronze Process Steam Pressure Regulators -- 252A Series 252A Process Steam Pressure Regulators are used in commercial, industrial, and institutional applications to regulate steam pressure in autoclaves, steam tables/irons, vulcanizers and large capacity process services. It is...
Bronze High Capacity Feed Water Pressure Regulators -- B1156F Series B1156F Bronze High Capacity Feed Water Pressure Regulators are for use in commercial and residential hydronic heating systems to fill the boiler and piping system with water, and to...
Bronze Dial Set Feed Water Pressure Regulators -- BD1156F Series BD1156F feed water pressure regulators are designed to fill the boiler and system piping with water and to maintain water pressure in the system at all times. These valves...
Cast Iron Process Steam Pressure Regulators, Flanged Connections -- F127SS Series F127SS Process Steam Pressure Regulators are used in commercial, industrial, and institutional applications to regulate steam pressure in main line and large capacity process services. They feature a cast...
Lead Free* Precision Low Pressure Regulator -- LF215 Series LF215 Super Sensitive Low Pressure Regulators are designed to meet low pressure precision requirements. The high ratio of diaphragm to orifice provides excellent performance and stability at low reduced...
Lead Free* Small Pressure Regulator, 3-Way -- LF263A Series LF263A Lead Free* Small Pressure Regulators are used in small general purpose applications to regulate pressure in piping systems using water and No. 2 fuel oil. It consists of...
Lead Free* Small Pressure Regulator, 2-Way -- LF26A Series LF26A Lead Free* Small Pressure Regulators are used in small general purpose applications to regulate pressure in piping systems using water and No. 2 fuel oil. It consists of...
Lead Free* Mini Brass Water Pressure Regulators -- LF560 Series LF560 Mini Water Pressure Reducing Valves are designed to reduce incoming water pressure to a sensible level to protect plumbing system components and reduce water consumption. This series is...
Bronze Feed Water Pressure Regulators -- N256 Series N256 Bronze Feed Water Pressure Regulators are for use in commercial and residential hydronic heating systems to fill the boiler and piping system with water, and to maintain water...
Miniature Plastic Water Pressure Regulators -- P60 Series P60 Miniature Plastic Water Pressure Regulators are used in general purpose and OEM applications to regulate pressure in systems that require a constant downstream and accurate flow performance. It...
Compact Stainless Steel Water Regulators -- SS263AP Series SS-263AP Compact Stainless Steel Water Regulators are designed for use with deionized water, chemical solutions, and high purity water purification systems applications. They feature a rugged investment cast stainless...
Bronze Feed Water Pressure Regulators with Separate Strainer -- T156B Series T156B Bronze Feed Water Pressure Regulators with Separate Strainer are for use in commercial and residential hydronic heating systems to fill the boiler and piping system with water, and...