6 GPM and pressures up to 145 psi

System Efficiency: Prevents air infiltration that can offset the narrow gas-to-air ratios required for high-efficiency condensing boilers

providing versatility across different HVACR installations

How do I ensure proper installation direction

using a non-spec switch can lead to short cycling or heat exchanger stress

Resideo V8043D1080 Zone Valve R-407A 6 GPM and pressures upThe Resideo V8043D1080 Zone Valve is a professional grade solution for high efficiency hydronic control. This Normally Open (N. O.), two way valve features a 3 8" Flare connection and is designed for cycling applications in closed loop systems. Built with a rugged brass body and stainless steel stem, the unit utilizes EPDM rubber packing and a Buna N ball plug to ensure airtight seals and long term reliability under demanding service conditions.