Ariston

Biasi

Chaffoteaux

Fagor

Ferroli

Gledhill

Glow-worm

Halstead

Heatline

ICI Caldaie

Ideal

Main

Malvern

Morco

Potterton

Powermax

Ravenheat

Saunier Duval

SIME

Vokera & Sabre

Worcester

Alpha

Amptec Electric Boilers

Andrews Water Heaters

Aztec Electric Boilers

BAXI

Benson Commercial Boilers

Boulter Buderus

Broag

Burco

Danfoss

De Dietrich

Dimplex

Drayton

Electrastream

Fenwal Ignition Controls

Fifas Electric Boilers

Fracino Gicar

Fujimak Rice Cookers

Geminox Boilers

Grant Vortex

Hamworthy Commercial

Honeywell Controls

Ideal Commercial

Johnson Controls

Keston

Kingspan Electric Boilers

Kromschroder

Lincoln Commercial Ovens

Lochinvar

M H S (ELCO) Boilers

MCZ Pellet Stoves

Mikrofill

Myson

O P Controls

Plessey / Vernitron

Powrmatic Heaters

Quantum

Range (Kingspan) Senator

Range Cookers

Rayburn (Raeburn)

Redfyre Aga

Redring Electric Boilers

Remeha

Reznor

Reznor Heating

Sarigas

Satchwell

Schneider

Trianco Electric Flow Boilers

Vaillant

Viessmann

Wella Climazon & Infrazon

Zumex Juicers