Drayton SM2 Two Channel Mechanical Programmer 29206The Drayton SM2 dual channel electro mechanical programmer gives style and ease of use to suit most domestic pumped and gravity heating systems. Designed for gravity and pumped systems Independent heating and hot water programming Advance feature 4 Position slide for ease of setting 2 On and off periods per day Industry standard wall plate All day option Fits on a universal backplate Manufactured in UK

Ideal Domestic ICOS HE 12

so you can heat your home only where required

FERROLI Insulation Kit - Rear 39809800

VIESSMANN V100 WB1ACOMBI24

The Fernox Express range uses Barrier Pressure Pack technology and compressed air propellent to expel the product so the entire range is non-flammable

The T4 can be used as a temperature sensing device in an S or Y Plan system

Baxi PROMAX COMBI 24 HE PLUS LPG

Vaillant THERMOcompact 628 E (2003-2004)

FERROLI 39837730 SECONDARY HEAT EXCHANGER

Classic 2 Combi 35  -  47-349-73

Ideal FF 50

Product Information: The printed circuit board or ( pcb ) is the control centre of the appliance