Will fit several Ferroli combination boilers.
Ferroli 30927870 Flow & Return Valves Kit With Washers 22mm x 3/4”
Ferroli 77ff Optima flow & return valve 22mm x 3/4”
Ferroli 39840730 Optimax HE 3/4" x 22mm isolation valve
SOMATHERM for You - Brass Sleeve - Female 26/34
Zoegneer Copper Radiator Vent Valve Brass Exhaust Drain Valve Automatic Air Release Valve for Heating Systems and Air Conditioners with 12 Inch and 34 Inch External Threads Easy I(1/2)
Heatmag Central Heating Magnetic Brass Filter 22mm With Valves
