Honeywell Sundial Wireless RF² Pack 4, Wireless Timer & Wireless Cylinder Thermostat - Y9120W1000
Product Code: PN115270
£175.00 (Inc. VAT)
I am considering a Y9420S Sundial RF2 Pack 3 to replace Honeywell Smartfit. what kind of valve actuator does it need Thanks Bob
From the installation manual for the Honeywell Sundial RF² Pack 3, Wireless Thermostat, Cylinder Thermostat & Programmer - Y9420S2005 it mentions the use of a Honeywell V4043H 2 port valve. You can view the range we have available here - https://www.plumbnation.co.uk/search?q=V4043H