| CEILING HEATING SYSTEMS | CONSORT EQUIPMENT PRODUCTS LTD |
| FLEXEL INTERNATIONAL LTD |
| OMNIE UNDERFLOOR HEATING |
| STOKVIS ENERGY SYSTEMS |
| TROX UK LTD |
| ZEHNDER LTD |
| CEILING HEATING SYSTEMS Concealed | CONSORT EQUIPMENT PRODUCTS LTD |
| FLEXEL INTERNATIONAL LTD |
| ZEHNDER LTD |
| CEILING HEATING SYSTEMS In-Ceiling Radiant Heating Installations | EPIC INSULATION LTD |
| FLEXEL INTERNATIONAL LTD |
| OMNIE UNDERFLOOR HEATING |
| CEILING HEATING SYSTEMS Low Temperature Embedded Electric Elements | CONSORT EQUIPMENT PRODUCTS LTD |
| FLEXEL INTERNATIONAL LTD |
| CEILING HEATING SYSTEMS Programmable Controls | CONSORT EQUIPMENT PRODUCTS LTD |
| FLEXEL INTERNATIONAL LTD |
