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Structural 21” Diameter Pressure Tanks

Structural Composite Pressure Vessels offer reinforced fiberglass construction for outstanding performance and durability. Available in capacities up to 1,600 gallons, composite vessels are available with a variety of different configurations. ASME code available.

Model Number

CH33864, CH33853, CH33878, CH33380, CH30953-03010201-30, CH30953-02010201-30, CH30953-12010201-30, CH30953-01010101-30, CH33384, CH33386, CH33387, CH33385, CH34096, CH34097

Features

For commercial and industrial water treatment and storage
100% composite fiberglass construction
Outstanding performance and durability in harsh chemical environments
Absolutely will not – and cannot – rust
Requires little or no maintenance
Capacities up to 1600 gallons
Factory-backed five-year warranty
Commercial softening & filtration

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Sizes Available More information

Diameter	Height
21”	36”
21”	62”

Product Features

For commercial and industrial water treatment and storage
100% composite fiberglass construction
Outstanding performance and durability in harsh chemical environments
Absolutely will not – and cannot – rust
Requires little or no maintenance
Capacities up to 1600 gallons
Factory-backed five-year warranty
Commercial softening & filtration

Material of Construction

Polyethylene inner shell

Operation Parameters

Maximum operating pressure – 150 psi
Maximum operating temperature – 120° F (threaded); 150°F (flanged)

Pentair Design Parameters

Safety factor: 4:1
Minimum burst at 600 psi
Tested to 250,000 cycles without leakage

NSF Design Parameters

Safety factor: 4:1
Minimum burst at 600 psi
Tested to 100,000 cycles without leakage

Installation Tips

Bolt base to the floor
Calculate height for valve and base
combined

Spec Sheets and Manuals

Structural Tanks

Structural Composite

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