Boiler Water Level Gauges
CHAIN LEVEL WATER GAUGES
GV-845 
Lever on standard 12 foot chain allows operator to open and close valves that would be beyond reach. Valve stems operate on quarter turns. Rated 250 psi @ 400° F and 500 psi at 500° F For ½" pipe use 5/8" OD glass x 12" long For 3/4" pipe use 3/4" OD glass x 16" long Note: Service ratings are subject to pressure/temperature ratings of gauge glass. (Items are without glass and rods)
- Use on large boilers with inconvenient columns
 - Automatic and manual models
 - Furnished with 12 feet of chain
 
SQUARE PATTERN BRONZE WATER GAUGE 
GV-810 – Standard 
GV-820 – Heavy Duty
(Above items are sold without glass and rods) Available with ½" (ASTM B-16 Brass Bar stock) or ¾" (B-584 cast brass) NPT male pipe connections. EPDM gauge glass gaskets standard. Other packings available.
- Standard ¼" needle chain valve in lower arm.
 - Pet cock or Apollo ball valve chain on request (Shown with optional ball valve)
 - Ball checks and polished standard finish on some items.
 - Rated 200 psi @ 400° F, 400 psi @100° F
 
Note: Service ratings are subject to pressure/temperature ratings of gauge glass.
CHAIN OPERATED GAUGE COCK 
GVP-862 
Chain Operated Lever Type For use on water columns beyond reach from floor.
- Spring loaded lever
 - Teflon seal
 - Optional 6' chain
 - Rated to 250 psi
 
COMPRESSION GAUGE COCK 
GVP-855 
For draining expansion tanks and other liquid storage vessels.
- Rated up to 125 psi
 - Soft metal seat/stuffing box
 - Stainless steel ball seat stuffing box
 


