Grate Valve Design


P.V.C. Body

Glues on PVC pipe

Patented Aluminum Grate

Swivels to direct water flow

Simple air bag design

Mounts flush in concrete floor. Easy to repair


Gratevalve Parts

Gratevalve Flow Charts

Gratevalve Dimensions

*Installation Guide*

Other Flush Valves

Parts exploded view
























More detailed information on the Gratevalve Parts page.

 

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Other styles of flush valvesOther-Flushvalves.html
Other-Flushvalves.html
 
Hilmar Lumber’s Gratevalve  is the most versatile most dependable dairy flush valve on the market. It is built of stainless steel , aluminum and PVC. It comes in two sizes 12” and 15” .  Our uniquely designed  grate swivels to direct water flow .
The Gratevalve glues directly to IPS size PVC pipe or PIP with optional adaptor. Click Here to watch a movie of the Gratevalve in action.
Also availible with our new 100% stainless-steel lid! 
Give us a call for more details: 209-668-8123











The lid features stainless steel construction for corrosion resistance and flush fit with your lanes or barn. Excellent with recycled water with high solids. Omni-directional to direct the water in any direction you choose. Gratevalve-movie.htmlshapeimage_10_link_0