markharro
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Posts
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Topics posted by markharro
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1.5mm dual core plus earth ok to power 500w internet switch
By markharro, in Networks, AV, Security & Automation
- 3 replies
- 946 views
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- 42 replies
- 15005 views
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Can you test ethernet cable without having to terminate with plugs?
By markharro, in Networks, AV, Security & Automation
- 8 replies
- 2337 views
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- 11 replies
- 2267 views
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Power/data cable in same duct for wall penetrations - issues?
By markharro, in Networks, AV, Security & Automation
- 20 replies
- 3591 views
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- 32 replies
- 5697 views
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How low below slab level to trim radon/dpc membrane and tape to EPS?
By markharro, in Energy Efficient & Sustainable Design Concepts
- 2 replies
- 1404 views
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- 3 replies
- 1757 views
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Baumit NanoporTop (self cleaning)- anyone recommend this over standard Baumit SilikonTop?
By markharro, in Plastering & Rendering
- 6 replies
- 2336 views
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Are these flush switch/power plates compatible with standard back boxes
By markharro, in Electrics - Other
- 2 replies
- 883 views
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Ply sheeting roof prior to zinc - do I leave any expansion gaps between sheets of ply?
By markharro, in Roofing, Tiling & Slating
- 5 replies
- 1267 views
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- 3 replies
- 2444 views
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- 27 replies
- 3889 views
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Temperature/humidity sensors for concrete slab for when ASHP run in cooling mode - what do I need? 1 2
By markharro, in Air Source Heat Pumps (ASHP)
- 35 replies
- 5945 views
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- 11 replies
- 4109 views
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- 15 replies
- 2748 views
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110mm soil pipe locations through raft foundation - how to site accurately and how many do I need?
By markharro, in Waste & Sewerage
- 7 replies
- 2647 views
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- 8 replies
- 2073 views
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- 12 replies
- 6441 views
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ASHP linked to UFH/PV/3-PHASE - what do I need to check with installer for optimum installation?
By markharro, in Air Source Heat Pumps (ASHP)
- 11 replies
- 1849 views
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- 3 replies
- 2229 views
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Reasonable quote for UFH manifold and room thermostats supply and instal
By markharro, in Underfloor Heating
- 4 replies
- 3875 views
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- 12 replies
- 1416 views
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- 16 replies
- 3630 views
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- 9 replies
- 1617 views
