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ALT Series

Expanflex type ALT top connection ASME expansion tanks are designed for use in hydronic heating/cooling systems to accept the additional fluid caused by the heating of the heat transfer fluid. The tank returns this fluid to the system as the system temperatures are lowered.

Specifications

• Permanent separation of air/water over the life of the system
• Water is “in the bag” – steel tank never touches the water
• Tanks have a replaceable bladder
• Can be manifolded for additional capacity or to fit through an existing door
• Factory precharged and field adjustable

Features ALT Series

Model gal L Connection (in)
ALT35 10 38 3/4"
ALT50 13 50 3/4"
ALT85 23 87 3/4"
ALT130 35 132 3/4"
ALT200 53 200 3/4"
ALT300 79 299 3/4"
ALT400 106 401 3/4"
ALT500 132 500 3/4"
ALT600 158 598 3/4"
ALT800 211 798 3/4"
ALT1000 264 999 1 1/2"
ALT1200 317 1200 1 1/2"
ALT1400 370 1400 1 1/2"
ALT1600 422 1597 1 1/2"
ALT2000 528 1999 1 1/2"
ALT2500 660 2498 2"
ALT3000L 792 2998 2"
ALT3000S 792 2998 2"
ALT3500 926 3505 2"
ALT4000 1056 3997 2"
ALT5000 1321 7499 2"
ALT7500 1981 7499 3"

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