| ROOFING SYSTEMS Flat Roof . | 12 suppliers |
| ROOFING SYSTEMS Flat Roof Refurbishment . | 11 suppliers |
| ROOF OUTLETS Rainwater Flat Roof | 10 suppliers |
| FLAT ROOF Paving and Tile Supports . | 9 suppliers |
| FLAT ROOF Waterproofing . | 9 suppliers |
| ROOFING MEMBRANES Flat Roof . | 9 suppliers |
| INSULATION BOARDS Roofing Applications Flat Roof | 8 suppliers |
| INSULATION BOARDS Roofing Applications Flat Roof Tapered | 8 suppliers |
| VENTILATION Flat Roof . | 8 suppliers |
| FLAT ROOF Vents . | 7 suppliers |
| INSULATION BOARDS Roofing Applications Flat Roof Refurbishment | 7 suppliers |
| ROOF OUTLETS Rainwater Flat Roof Syphonic Siphonic | 7 suppliers |
| ROOFLIGHTS Flat . | 7 suppliers |
| SOLAR PANELS Flat Roof Installations . | 7 suppliers |
| VENTILATION TERMINALS Flat Roof . | 7 suppliers |
| ROOF Repair Flat Roofs Compounds | 6 suppliers |
| ROOF VENTILATORS Flat Roof . | 6 suppliers |
| SOLAR PANEL FIXINGS Mounting Systems Flat Roof | 6 suppliers |
| FLAT ROOF Drainage Systems . | 5 suppliers |
| ROOF OUTLETS Rainwater Flat Roof Refurbishment | 5 suppliers |
| ROOF VENTILATORS Flat Roof Mechanical . | 5 suppliers |
| WALKWAYS Flat Roof . | 5 suppliers |
| ROOF WINDOWS Flat Roof . | 4 suppliers |
| ROOFING SYSTEMS Flat Roof Cold Roof . | 4 suppliers |
| ROOFING SYSTEMS Flat Roof Warm Roof . | 4 suppliers |
| ACCESS LADDERS Flat Roof . | 3 suppliers |
| FLAT ROOF Upgrades Upgrading Flat to Pitch Converting Systems | 3 suppliers |
| INSULATION BOARDS Roofing Applications Flat Warm Roof | 3 suppliers |
| FLAT ROOF Drainage Systems Level Access | 2 suppliers |
| FLAT ROOF Service Access Risers Roof Mounted Penetration Risers | 2 suppliers |
| INSULATION BOARD FIXINGS Flat Roof . | 2 suppliers |
| MATTING Flat Roof . | 2 suppliers |
| PIPE SUPPORT SYSTEMS Flat Roof . | 2 suppliers |
| ROOF TILES Clay Flat Interlocking | 2 suppliers |
| ROOF TRIM Flat Roof . | 2 suppliers |
| ROOFING SYSTEMS Tapered Flat Roof . | 2 suppliers |
| AGGREGATES Solar Reflective Chippings Flat Roof Gravels | 1 supplier |
| FLAT ROOF Panels . | 1 supplier |
| FLAT ROOF Wall Upstands Insulating Insulated | 1 supplier |
| ROOF Expansion Movement Joint Covers Flat Roofs | 1 supplier |
| ROOF Expansion Movement Joints Sealed Flat Roofs | 1 supplier |
| ROOF Flat GRP Moulded | 1 supplier |
| ROOFING SYSTEMS Flat Roof GRP . | 1 supplier |
| ROOFING SYSTEMS Flat Roof Insulated Lightweight Concrete . | 1 supplier |
| ROOFING SYSTEMS Flat Roof Integral Drainage . | 1 supplier |
| ROOFING SYSTEMS Flat Roof LPCB Approved . | 1 supplier |
| ROOFING SYSTEMS Tapered Flat Roof Insulated . | 1 supplier |
| ROOFLIGHTS Flat Hinged Thermal Break | 1 supplier |
| ROOFS Flat GRP | 1 supplier |
