WINDOWS: COMPOSITE Aluminium | HOWARTH TIMBER GROUP |
| KAWNEER UK LTD |
| SCHUECO UK LTD |
| WESTPHALIA WINDOWS LTD |
| WICONA UK |
WINDOWS: COMPOSITE Aluminium Clad Timber | HOWARTH TIMBER GROUP |
| WESTPHALIA WINDOWS LTD |
WINDOWS: COMPOSITE Bay | BALCONETTE |
WINDOWS: COMPOSITE Bow | BALCONETTE |
WINDOWS: COMPOSITE Double Glazed | HOWARTH TIMBER GROUP |
WINDOWS: COMPOSITE FRP Fibre Reinforced Polymer | REHAU LTD - WINDOWS, DOORS & CURTAIN WALLING |
WINDOWS: COMPOSITE High Performance | HOWARTH TIMBER GROUP |
WINDOWS: COMPOSITE Hinged | HOWARTH TIMBER GROUP |
WINDOWS: COMPOSITE Part L | HOWARTH TIMBER GROUP |
WINDOWS: COMPOSITE Purpose Made | HOWARTH TIMBER GROUP |
WINDOWS: COMPOSITE Side Hung | HOWARTH TIMBER GROUP |
WINDOWS: COMPOSITE Timber/Aluminium | HOWARTH TIMBER GROUP |
| SCHUECO UK LTD |
WINDOWS: COMPOSITE Top Hung | HOWARTH TIMBER GROUP |