Baxi Potterton Boiler Thermostat K36 404504 PO194
Fits
British Gas CELSIA 30,40,50,60,80 F1
British Gas 30,40,50,60,80 F2
Scottish Gas 30,40,50,60,80 F2
Potterton FF 55, 75
PRIMA F 30F,40F,50F,60F,80F,100F
PROFILE 40,50,60,80 EL
PROFILE PRIMA 30,40,50,60,80 E