Apollo Valves 1061609 1-1/4" FNPT x 1-1/2" FNPT RVW61 3,656,000 BTU Bronze Hot Water Relief Valve (45 psi)

High-capacity heating valves designed to protect against excessive water pressure due to failure of controls. Features an elevated seat for drainage of water away from the seat area. Entire pressure range is National Board capacity certified.

• National Board Capacity Certified
• Elevated seat design for moisture drainage
• Female inlet with expanded or standard female outlet
• High-capacity protection for heating systems

Most in-stock items ship within 1–3 business days. Once shipped, you will receive a confirmation email with tracking. Special-order items or items shipped from partner warehouses may require additional processing time. Orders ship via UPS or USPS depending on the item and destination. If you need a specific carrier, please contact us before placing your order.