MAXIAIR®

SIZE RANGE: 1/2 - 6 inch (15 mm - 150 mm) MAX TEMP: 150°F (65°C) MAX PRESSURE: 150 PSI*

MAXIAIR® - Cast iron body-stainless steel trim. Threaded female x female connections. NITRILE (Buna-N) seat. Large orifice– equals inlet size. Vents on filling- eliminates vacuum under pressure loss.

Inlet Pressure MIN: 20 PSI*
Inlet Pressure MAX: 150 PSI*

NSF ANSI 61 certified.

All Air Release, Air & Vacuum and Universal Combination Valves meet or exceed ANSI/AWWA C512 standards.

Warranty: 1 Year

Discount Code B
FOB Factory

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MAXIAIR®

MAXIAIR® Manuals

MAXIAIR® CAD

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MAXIAIR® Literature

Sizes and Prices

Part Number Size Weight Spring Range Stainless Steel
List Price
Carbon Steel
List Price
Case Qty Style Plug Size Cracking Pressure By Pass Outlet Inlet Part #
Threaded
Part #
Flanged 150
List Price
6520 1/2" 8 1/2" $669
6521 1" 16 1" $810
6522 2" 44 2" $1,358
6523 3" 75 3" $1,971
6524 4" 154 4" $3,512
6525*  6" 174 6" $4,891

* For alternate lower or higher pressure applications consult factory. 

Valves are painted with TNEMEC red. Consult factory for fusion bonded epoxy coated option.

Consult factory for full line of sizes available. 

* Flanged inlet by NPT outlet