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    Air Separators

    Air Separators for the removal of air in closed-loop hydronic heating systems. Forged brass construction. Designed to withstand glycol, petroleum and methanol-based antifreeze products. All models feature automatic and manual air vents. Available with threaded FPT or solder ports as noted. 1/2" FPT bottom port for expansion tank mounting. Rated to 150 PSI and 240° F.

    Manufacturer: Watts Regulator
    Part No. Catalog Body Material Port Size A Port Size B Port Type A Port Type B Max PSI Price
    Picture of Air Separator, 3/4" FPT
    SKU: WSASMB75 Catalog: E0068 Body Material: Forged Brass Port Size A: 3/4" Port Size B: 3/4" Port Type A: FPT Port Type B: FPT Max PSI: 150 Price: $262.00 / EA
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    Picture of Air Separator, 1" FPT
    SKU: WSASMB100 Catalog: E0068 Body Material: Forged Brass Port Size A: 1" Port Size B: 1" Port Type A: FPT Port Type B: FPT Max PSI: 150 Price: $310.00 / EA
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    Picture of Air Separator, 1-1/4" FPT
    SKU: WSASMB125 Catalog: E0068 Body Material: Forged Brass Port Size A: 1-1/4" Port Size B: 1-1/4" Port Type A: FPT Port Type B: FPT Max PSI: 150 Price: $331.00 / EA
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    Picture of Air Separator, 3/4" Sweat
    SKU: WSASMBS75 Catalog: E0068 Body Material: Forged Brass Port Size A: 3/4" Port Size B: 3/4" Port Type A: Sweat Port Type B: Sweat Max PSI: 150 Price: $251.00 / EA
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    Picture of Air Separator, 1" Sweat
    SKU: WSASMBS100 Catalog: E0068 Body Material: Forged Brass Port Size A: 1" Port Size B: 1" Port Type A: Sweat Port Type B: Sweat Max PSI: 150 Price: $292.00 / EA
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    Picture of Air Separator, 1-1/4" Sweat
    SKU: WSASMBS125 Catalog: E0068 Body Material: Forged Brass Port Size A: 1-1/4" Port Size B: 1-1/4" Port Type A: Sweat Port Type B: Sweat Max PSI: 150 Price: $319.00 / EA
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