By Honeywell Product code: 59545 Pack size: Each
Controls flow of water through a bypass circuit which is installed between flow and return pipework. Saves energy by only allowing flow through the bypass when needed ie. when flow through the system is reduced when zone valves or radiator thermostats are closing. Recommended by the UK government as Best Practice in the CHeSS (Central Heating System Specifications) guide to central heating systems.
|Order value:||Under £10||£10 & over|
|Express usually Next Business Day before 6pm||£5||Free|
|Turbo usually Next Business Day before 12 noon||£10||£5|
|Remote areas standard delivery (2-4 days)||£5||Free|
|Order Value:||Under £25||Over £25 but less than £75||£75 & Over|
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