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Gluing cables (☉_☉)

I feel a bit dirty asking the question, but here goes anyway as it's always good to have an open mind. What do people think of gluing cables prior to plastering. Two options come to mind:

  • Hot Melt Glue: https://www.gudfor.com/en/products/electricians/380 Hot melt is commonly used to attach wires in non-construction sectors
  • Grab adhesive: like GripFill, Sticks Like, No More Nails, Instant Nails, ... . A 350ml tube would go a long way (>100m) with 1ml blobs every 300mm.
  • Epoxy: sets hard so that may be a benefit.

Clearly unsuitable for permanent fixture, but prior to being plastered over?

I did a basic test of a grab adhesive (GripFill yellow which is no solvent) and it holds to blockwork as well as a clip does. A 2.5mm2 cable in a 10x10 mm chase with a 1ml blob can drag a block across the floor in shear.

The main benefits would be:

  1. Narrower chase as no need for space of a clip
  2. Quick to install
  3. Cheap (£2 per 100m at 300mm c/c)
Parents
  • I don't see any problem with the idea. I don't imagine that the glue would provide thermal insulation.

    Alternatively, glue some oval conduit into the chase and thread the cables through once it has set.

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  • I don't see any problem with the idea. I don't imagine that the glue would provide thermal insulation.

    Alternatively, glue some oval conduit into the chase and thread the cables through once it has set.

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