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Amtrol 445 Cast Iron Air Purger, 1-1/2", 125 psi, 4" W x 6" H
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- Separates air from water in closed loop hydronic heating system
- System connection sets the point of no pressure change
- 1-year warranty
- 1/8" NPT top tapping, 1/2" bottom tapping
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Amtrol Parts B135-82
Amtrol Parts B135-71 Diaphragm Expansion Tank 4.4 Gallon 3/4" MNPT 150 psi,
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Amtrol Parts B135-71
Amtrol Parts B135-70 Diaphragm Expansion Tank 2 Gallon 3/4" MNPT 150 psi,
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Amtrol Parts B135-70
Amtrol Parts B135-60 Diaphragm Expansion Tank W/Fill Valve 2 Gallon 1/2" FNPT 100 psig,
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Amtrol Parts B135-60
Amtrol Parts B135-61 Diaphragm Expansion Tank 4.4 Gallon 1/2" NPTM 100 psig 30 Lbs,
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Amtrol Parts B135-61
Amtrol Parts B135-41 Diaphragm Type Expansion Tank 4.4 Gallon 1/2" MPT 30 Lbs
- Accepts expanded water as system temperature rises to reduce pressure build-up
- Helps reduce energy consumption and reduces system wear
- Suitable in propylene glycol applications with mixtures up to 50%
- Heavy-duty butyl/EPDM diaphragm
- Steel system connection
- Projection welded air valve
- Made in USA,
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Amtrol Parts B135-41
Amtrol Parts B135-43 Diaphragm Type Expansion Tank 14 Gallon 1/2" MPT 90 Lbs
- Accepts expanded water as system temperature rises to reduce pressure build-up
- Helps reduce energy consumption and reduces system wear
- Suitable in propylene glycol applications with mixtures up to 50%
- Heavy-duty butyl/EPDM diaphragm
- Steel system connection
- Projection welded air valve
- Made in USA,
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Amtrol Parts B135-43
Amtrol Parts B135-48 Diaphragm Expansion Tank,
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