Haws Freeze Resistant Bury Valve - Required for Single Fountain Installation

Haws 6518FR Features:

• Model 6518FR is a freeze-resistant valve system with push button activation for use on all Haws single bubbler freeze resistant pedestal mounted fountains.
• Reliable, fully engineered system with pneumatic operated valve installed below frost line to drain water to non-freezing depth allowing fountain to function year-round.
• Assembly can be lifted to surface and lowered back into casing for easy maintenance without disturbing the fountain.
• Automatic stream regulation with .40 GPM flow control assembly.
• Five cubic feet of porous gravel fill (see drawing) is required for water left in supply line between valve and bubbler when valve is in off position to drain through check valve into ground.
• 1/2" NPT(M) inlet.