Steam and fluid systems can be upgraded quickly and easily to safer and more cost-effective maintenance procedures with the new space-saving Spirax SafeBloc Double Block and Bleed (DBB3) Valve. This innovative, patented design incorporates two isolation valves and a bleed port in a compact assembly, making it easy to install into the space left by an existing single isolation valve. No other commercially available product provides double block and bleed isolation in such an integrated, compact unit.
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Chancellor backs third runway at Heathrow
The only real long term benefit after the constructin phase, is a 50% increase in passenger numbers and flights. Congestion to and around Heathrow...