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Topic Title: "Top-up loft insulation"
Topic Summary: Unsatisfactory inspection report outcome
Created On: 31 October 2009 10:19 AM
Status: Post and Reply
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 18 February 2011 07:43 PM
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Zs

Posts: 2925
Joined: 20 July 2006

page 2 of Big Red. The paragraph just under the address of the IET.

I think that's the one you need deadtester.

Zs
 18 February 2011 11:23 PM
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Testit

Posts: 2962
Joined: 06 August 2007

cor this one crept up from the past... someone trawling...

-------------------------
Online Services - http://propertydevelopment.org.uk

Experience can sometimes show that cost prevails over quality and safety, such little self-value that people hold.
 18 February 2011 11:28 PM
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Testit

Posts: 2962
Joined: 06 August 2007

433..1.1, 433.1.2, 533.2.1

What margin you give from your intial cable rating for protection is based upon your deration factors.. you have the choice to increase the cable size, or decrease the OCPD to bring in line with the above regulations... A ring circuit is a circuit nonetheless..

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Online Services - http://propertydevelopment.org.uk

Experience can sometimes show that cost prevails over quality and safety, such little self-value that people hold.
 19 February 2011 08:27 AM
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Inrush

Posts: 707
Joined: 19 December 2007

It's a bit old now, but this document could be of interest:

Cables in Thermal Insulation
IET » Wiring and the regulations » "Top-up loft insulation"

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