A new low voltage 2 and 4 way link box for connecting and switching underground low voltage cables has recently been introduced by B&H, part of Tyco Electronics - Energy Products Division. A patented modular assembly integrates single resin casting, snap-fit terminal cover, diving bell lid and pit enclosure. The new modular concept significantly reduces the weight and size of new link boxes, making them easier to install.
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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Hello Gordoun, you can use a simple empirical formula to estimate COP (my own analysis, unpublished, based on the Building Research Establishment...