Series DuoVent High Capacity Air Vents with Manual Vent Feature are used in commercial and residential hydronic heating applications to provide automatic air venting for hot or cold water distribution systems. It consists of a brass body construction with female NPT connection, brass cover, air vent with silicone rubber seal, shutter, polyethylene float with valve plug, automatic vent with black cap, and manual vent with red cap. Series DuoVent has a high capacity and high temperature rating and is ideal for use with glycol systems or for use as an anti-vacuum device. Can be disassembled for inspection and cleaning.

• Air vent with silicone rubber seal
• Impurities do not usually affect function as maximum float line of water is always lower than the valve seal
• Float is high temperature resistant polyethylene
• Suitable for use with glycol systems
• With manual vent feature

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Watts Regulators 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 water pressure in the system at all times. It also provides make-up water to the system in the event of system leaks. It consists of an iron and bronze body construction with NPT threaded inlet and outlet connections, a tight seating check valve, purge lever for manual purging, and a stainless steel strainer. Series 1156F has high capacity performance and simplified servicing design.

• Tight seating check valve
• Purge lever for manual purging
• High capacity performance as well as unique simplified servicing accessibility for complete unitized maintenance
• Stainless steel strainer to protect the valve disc from fouling
• Designed to fill the boiler and system piping with water and to maintain water pressure in the system at all times
• Provide make up water to the system in the event of system leaks
• 15 psi factory set, 100 psi maximum working pressure

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Mueller Copper W14-19

Watts Regulators series LF288A lead free hot or cold water anti-siphon VAC uum breakers prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. It consists of lead free brass body construction (LF288A) or chrome finish (LF288AC), chemical resistant silicone seat disc and an atmospheric vent to prevent spilling. Series LF288A has a full size orifice to assure pipe size capacity and maximum flow. It is ideal for low flow, non-continuous hot or cold water health hazard installations such as on laboratory equipment.

• Full size orifice for maximum flow
• Light weight disc assembly prevents spilling under all rates of flow

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Watts 0559129 Brass Hot Water Extender Tempering Valve, 1/2", Sweat

• Simple maintenance thermostat assembly is easily removed and replaceable as a unit
• Finger tip dial adjustment cap
• Stainless steel springs

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Watts 0559133 Brass Hot Water Extender Tempering Valve, 3/4", Sweat

• Simple maintenance thermostat assembly is easily removed and replaceable as a unit
• Finger tip dial adjustment cap
• Stainless steel springs

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Watts Regulator LF3002A-3/4X1/2 Lead Free Dielectric Union 3/4" x 1/2", Reduced Solder x

Watts Water LF600-1/2 Maxi-Flo Silent Check Valve 1/2" FPT Lead Free

Watts AS-MB-100 Microbubble Air Separator, 1", IPS, 150 psig, 240 deg F, 15 gpm, Forged Brass, 3-12/16" L x 6-15/16" H

• Features a durable brass body construction, corrosion-resistant polyphenylsulfone coalescing media that withstands petroleum based cleaners, glycol anti-freeze
• Requires no minimum inlet/outlet piping length for proper operation
• DuoVent air vent assembly has a high-capacity and high-temperature rating
• Fully serviceable - can be disassembled for inspection and cleaning
• Bottom tapping for use with series RBFF residential boiler fill fitting

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Watts Regulator LF70A-T-1/2 Mixing Valve 1.2" FPT 120-160 Degrees Lead Free

Watts Water 100DT Overflow Tube 3/4" x 48",
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Watts Water P8-FLOAT Polyethylene Plastic Float for Salts and Caustic Fluids

• 1/4"-20" FPT,
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Watts Regulator series 53L pressure relief valves are used in residential applications to protect against excessive pressure on domestic storage tanks and tankless water heaters. It consists of a bronze body construction with NPT threaded male inlet and NPT threaded female (drain) outlet connections, stainless steel spring, and test lever.

• Used for protection against excessive pressure on domestic storage tanks or tankless water heaters
• Furnished with test levers
• Relieves excessive pressure on storage tanks and tankless water heaters
• Compatible with model 210 gas shutoff valves

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