Expansion Tanks

Expansion Tanks

The NLA Series Expansion Tanks are manufactured to ASME specifications. The NLA are industries broadest line of bladder style tanks. These vessels are designed using a heavy-duty butyl rubber replaceable bladder, and are offered in sizes ranging from 10 to 4,000 gallons, with working pressures of 125 psi (standard), 200 and 250 psi.

NLA Expansion Tanks

NLA expansion tanks are designed to absorb the expansion forces and control the pressure in heating/cooling systems. The systems expanded water (compatible with water/glycol mixtures) is contained in a heavy-duty butyl rubber bladder preventing tank corrosion and water logging.

NLA 35 to 800 Expansion Bladder Tanks
Download NLA 35 to 800 Expansion Bladder Tanks Submittal Form [.pdf]
NLA 1000 to 15000 Expansion Bladder Tanks
Download NLA 1000 to 15000 Expansion Bladder Tanks Submittal Form [.pdf]
Construction
  • Shell: Carbon Steel
  • Bladder: Heavy Duty Butyl Rubber (NSF Certified / FDA Approved Materials)
  • Finish: Standard Red Oxide Prime Painted
  • System Connection: Carbon Steel
  • Maximum Design Temperature: 240°F
  • Maximum Design Pressure: 125 PSI (200 PSI & 250 PSI models available)
  • Factory Pre-Charge: 12 PSI
  • Custom Designs Available