Genuine Acorn 2590-054-001 H & C Air Control Metering Valve 2.5 GPM.
This item is no longer available. The following link below is the replacement for this item:
ACORN 2590-076-001 (-04-M) Hot And Cold Metering 2.0 GPM Valve
Quality Plumbing Supply is a proud distributor of Acorn products. Most orders usually ship the same day and we offer free shipping for orders over $99!