| CHIMNEY Flue Pot Hangers | FORTERRA BUILDING PRODUCTS LIMITED |
| SCHIEDEL CHIMNEY SYSTEMS LTD |
| CHIMNEY Bird Guards | FORTERRA BUILDING PRODUCTS LIMITED |
| PELSIS LTD |
| CHIMNEY Blocks Lightweight | EUROSTOVE LTD |
| FORTERRA BUILDING PRODUCTS LIMITED |
| SCHIEDEL CHIMNEY SYSTEMS LTD |
| CHIMNEY Breasts | SCHIEDEL CHIMNEY SYSTEMS LTD |
| CHIMNEY Cappers | FORTERRA BUILDING PRODUCTS LIMITED |
| CHIMNEY Caps | FORTERRA BUILDING PRODUCTS LIMITED |
| SUPREME CONCRETE LTD |
| CHIMNEY Commissioning Packs | HEPWORTH CLAY & TERRACOTTA |
| CHIMNEY Components | EUROSTOVE LTD |
| FORTERRA BUILDING PRODUCTS LIMITED |
| HEPWORTH CLAY & TERRACOTTA |
| SCHIEDEL CHIMNEY SYSTEMS LTD |
| CHIMNEY Copings Cappings Caps | AGGREGATE INDUSTRIES - STRUCTURAL PRODUCTS |
| FORTICRETE WALLING & CAST STONE |
| PROCTER CAST STONE |
| CHIMNEY Firechests | SCHIEDEL CHIMNEY SYSTEMS LTD |
| CHIMNEY Flashings | CAVITY TRAYS LTD |
| KLOBER LTD |
| CHIMNEY Flue Blocks | EUROSTOVE LTD |
| FORTERRA BUILDING PRODUCTS LIMITED |
| SCHIEDEL CHIMNEY SYSTEMS LTD |
| CHIMNEY Flue Liners | COMPLETE FIRE PROTECTION LTD |
| HEPWORTH CLAY & TERRACOTTA |
| SCHIEDEL CHIMNEY SYSTEMS LTD |
| CHIMNEY Gathers | SCHIEDEL CHIMNEY SYSTEMS LTD |
| CHIMNEY Holders | SCHIEDEL CHIMNEY SYSTEMS LTD |
| CHIMNEY Liners | A1 FLUE SYSTEMS |
| EUROSTOVE LTD |
| FORTERRA BUILDING PRODUCTS LIMITED |
| SCHIEDEL CHIMNEY SYSTEMS LTD |
| CHIMNEY Notice Plates | HEPWORTH CLAY & TERRACOTTA |
| CHIMNEY Rain Caps | FORTERRA BUILDING PRODUCTS LIMITED |
| SUPREME CONCRETE LTD |
| CHIMNEY Relining Systems | FORTERRA BUILDING PRODUCTS LIMITED |
| SCHIEDEL CHIMNEY SYSTEMS LTD |
| CHIMNEY Renovation Systems | FORTERRA BUILDING PRODUCTS LIMITED |
| SCHIEDEL CHIMNEY SYSTEMS LTD |
| CHIMNEY Repair Systems | FORTERRA BUILDING PRODUCTS LIMITED |
| SCHIEDEL CHIMNEY SYSTEMS LTD |
| CHIMNEY Resealing Systems | SCHIEDEL CHIMNEY SYSTEMS LTD |
| CHIMNEY Sections | FORTERRA BUILDING PRODUCTS LIMITED |
| HOLCIM AGGREGATES UK |
| CHIMNEY Sections Industrial | HOLCIM AGGREGATES UK |
| CHIMNEY Stack Relining | FORTERRA BUILDING PRODUCTS LIMITED |
| SCHIEDEL CHIMNEY SYSTEMS LTD |
| CHIMNEY Stacks | ASHERWOOD LTD |
| FORTERRA BUILDING PRODUCTS LIMITED |
| IBSTOCK BRICK LTD |
| SCHIEDEL CHIMNEY SYSTEMS LTD |
| WESSEX BUILDING PRODUCTS LTD |
| CHIMNEY Terminals | FORTERRA BUILDING PRODUCTS LIMITED |
| SCHIEDEL CHIMNEY SYSTEMS LTD |
| CHIMNEY Units Insulated | FORTERRA BUILDING PRODUCTS LIMITED |
