Cavity Wall Insulation- Should I Bother?
On Oct 12, 10:34*am, Martin Bonner wrote:
On Oct 10, 5:02*pm, Dave Osborne wrote:
Archie wrote:
* I used the cable calculator at tlc direct but it is
flawed. e.g. for a given set of parameters and using the default 230V it
gives a higher current answer than if 240V is used in their calculator.
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