PRODUCT FEATURES
Save replacing the whole 2-Port or 3Port Motorised Valve - DIY fit
Easy replacement Save on expensive plumbers fees
Central Heating system not working
Fits leading manufacturers 2-port and 3-port valves
ACL Honeywell Landis Gye Satchwell Sopec Tower DIY Replacement 2-port 3-port valve failure
Q&A
Q1: Item is leaking lubricant. Is this normal
A1: The SM-1 does not contain internal lubricants just some grease for the gears. There may also be grease on the outer gear. This is normal and no need for concern.