For suppliers of products and services to specialised industries such as medical and laboratory sectors, the new range of digital pressure controllers offer considerable advantages. With the ability to control air pressure to within 0.25% are contained in waterproof housing. The come complete with Microsoft software and are entirely shock resistant. The 3500 series is insensitive to positional mounting and up to 8 devices can be connected to a single line. Telephone 01159933300, Web
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UK homes more suitable for heat pumps than expected
Hello Gordoun, you can use a simple empirical formula to estimate COP (my own analysis, unpublished, based on the Building Research Establishment...