Specification :

MATERIAL OF CONSTRUCTION
Tank: 16 Gauge cold rolled steel
Finnish: Appliance quality paint for inddor or outdoor installation
Water chambers: Top chamber is 100% butyl rubber, lower water chamber is copolymer
Polyethylene
Connection: Welded steel NPT tread
Testing: High pressure, seam weld, helium, final precharge check
Air Valve: Brass valve with o-ring seal
Warranty: Five Years

Max. Working Pressure 125 ( PSIG )
Max. Precharge Pressure 38 ( PSIG)
Max. Working Temperature Internal and External 140 ( ° F )

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WWT 20 Volume 80 lt
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WWT 30 Volume 120 lt
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WWT 45 Volume 170 lt
WWT 65 Volume 240 lt
WWT 80 Volume 310 lt
WWT 85 Volume 325 lt
WWT 120 Volume 450 lt