I have at sometime used the services of most of the suppliers listed below:
Gas UK, Contract free gases and a range of welding supplies.
Tel: 0800 133 7490
Unit 6/7 Haydock Lane,
Hobbyweld, Contract free gases, nationwide agents for local collection.
Tel: 0800 433 4331
Ryval Gas, Contract free oxygen and other welding gases. Home delivery only. also a range of equipment.
Redfield Road, Lenton, Nottingham, NG7 2UJ
Weldability-sif, extensive range of welding equipment and consumables, including gas fluxers. Access via The Bicycle Academy and support a framebuilding school
The Welders Warehouse, General welding supplies
Weld UK, General welding supplies
Cheltenham Welding supplies (Noz-Alls Ltd), General welding supplies and the only place I have been able to find propane gas economisers.
Rapid Welding and Industrial supplies Ltd., General welding supplies, including single stage propane regulators with gauges.
Plasmatech, suppliers of gas fluxers