- Future Gas Ltd
- 0800 3101950 - 35 Clos Coed Bach, Blackwood, Gwent, NP12 1GT
- Challenge Heating Service
- 01495 224433 - 55 Highfield Road, Blackwood, Gwent, NP12 2EB
- Hotset Uk Ltd
- 01443 813500 - Unit 1, Penallta Industrial Estate, Hengoed, Mid Glamorgan, CF82 7QZ
- Gastech Heating & Plumbing
- 01495 222792 - 41 Y Cedrwydden, Blackwood, Gwent, NP12 1FD
- Gary Neil Plumbing Services
- 01443 652672 - 34 Dan-y-coedcae Road, Pontypridd, Wales, CF37 1LS
- Roach Heating
- 01443 218657 - 1 Hill Drive, Llantwit Fardre, Pontypridd, Mid Glamorgan, CF38 2ES
- Future Gas
- 0800 3101950 - 18 Y Cedrwydden, Blackwood, Gwent, NP12 1FD
- Pole & John Plumbing
- 029 20882202 - 2 De Winton Terrace, Llanbradach, Caerphilly, Mid Glamorgan, CF83 3JX
- Plumb Center (Plumbing & Heating Merchants)
- 01443 405287 - CF37 1NY
- Alpha First Plumbing
- 01443 813165 - 4 Heol Uchaf, Caerphily, Mid Glam, CF82 7NU
- Heatwave Plumbing And Heating
- 01495 221279 - 8, Glasfryn, Blackwood, Gwent, NP12 1FQ