Emmeti 01406060 22mm Angled Differential By Pass Valve

• This valve is used to stabilize circulation, flow rate and pump pressure in central heating system particularly when thermostatic radiator valves close, increasing resistance.
• It is fitted between flow and return allowing circulation to continue, whilst helping to prevent unneccessary and costly cycling of the boiler.
• The valve is adjusted manually to the desired value using the graduated scale.
• It complies with Building Regulations part L.

Emmeti 01406040 3/4" Angled Differential By Pass Valve

• This valve is used to stabilize circulation, flow rate and pump pressure in central heating system particularly when thermostatic radiator valves close, increasing resistance.
• It is fitted between flow and return allowing circulation to continue, whilst helping to prevent unneccessary and costly cycling of the boiler.
• The valve is adjusted manually to the desired value using the graduated scale.
• It complies with Building Regulations part L.

Emmeti 01406044 11/4" Angled Differential By Pass Valve

• This valve is used to stabilize circulation, flow rate and pump pressure in central heating system particularly when thermostatic radiator valves close, increasing resistance.
• It is fitted between flow and return allowing circulation to continue, whilst helping to prevent unneccessary and costly cycling of the boiler.
• The valve is adjusted manually to the desired value using the graduated scale.
• It complies with Building Regulations part L.