3/4" Press Temp relief valve @ 10 BarThis 3 4" temperature and pressure relief valve (CA 310500) is designed for unvented hot water systems, protecting domestic storage cylinders from exceeding safe temperature and pressure limits. Factory set to discharge at 90C and 7 bar, it automatically releases water to bring the system back within safe operating limits. Part No: CA 310500 Connection: 3 4" M BSP x 15mm compression Discharge pressure: 7 bar Discharge temperature: 90C (factory set,

Manifold connections: 3 x 15mm x 1 x 3/4"

The Watts EDP279320 is a Series 174A bronze body pressure relief valve designed for pressure protection of hot water heating boilers and space heating equipment

it uses an O-ring and grub screw push-fit connection

Product No: NDL-2

Size: 15mm

Adjustable flow rate from the front without cutting off water (Delabie patented)

designed for use in solar system primary circuits

Delivery: 150 cups per fill

Replace every 3–6 months depending on water quality and usage

Installation Notes

Fitted between flow and return

B150F and more