| ROOF PANELS | AAC WATERPROOFING LTD |
| CANADA WOOD UK |
| FILON PRODUCTS LTD |
| FORTERRA BUILDING PRODUCTS LIMITED |
| PAROC PANEL SYSTEM |
| TATA STEEL UK |
| ROOF PANELS Cladding | FILON PRODUCTS LTD |
| TATA STEEL UK |
| ROOF PANELS Decking | SOPREMA UK |
| TATA STEEL UK |
| ROOF PANELS Insulated | AAC WATERPROOFING LTD |
| PAROC PANEL SYSTEM |
| TATA STEEL UK |
| ROOF PANELS Insulating | FORTERRA BUILDING PRODUCTS LIMITED |
| PAROC PANEL SYSTEM |
| TATA STEEL UK |
| ROOF PANELS Lightweight Concrete | FORTERRA BUILDING PRODUCTS LIMITED |
| ROOF PANELS Metal Insulating | FORTICRETE ROOFING PRODUCTS LTD |
| TATA STEEL UK |
| ROOF PANELS Plywood | CANADA WOOD UK |
| ROOF PANELS Sealing Systems | ISO-Chemie GmbH |
| ROOF PANELS Steel Insulated | AAC WATERPROOFING LTD |
| ROOF PANELS Tile Effect | FORTICRETE ROOFING PRODUCTS LTD |
| TATA STEEL UK |
