Fridge insulation 'glue'

MagicalArmchair

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From recommendations on here I have purchased Celotex (Kingspan sorta stuff) panels to insulate my new exciting fridge. The epoxy/ply/fibreglass fridge is nearly ready to go, and the insulation will need to be glued onto the box once the fridge box is in place (access (as with everywhere on a bleeding boat) is shocking). Having any voids in the insulation, as I understand it, is bad news due to condensation forming in those voids, so CA is a bad idea. My first instinct with these things is PU glue (like Gorilla Glue), however, this isn't designed for the purpose. How about a different PU product like Soudal Fills & Bonds? (http://www.ebay.co.uk/itm/SOUDAL-FI...979?pt=LH_DefaultDomain_3&hash=item53f70e0de3). I can use that then to fill any remaining voids in the compartment surrounding the fridge box too?
 
I insulated my ice box with Celotex last year and fitted a fridge unit. Used the solvent based Gripfill (gripfill) for most of the fitting which worked very well. I also used some Exact Gap Foam (http://www.toolstation.com/shop/p66044) to fill gaps and this also bonds them well but was messy so would not bother unless really required.
 
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I just used Screwfix No Nonsense grab adhesive.

Cheap as chips and works really well. In truth it really doesn't matter much - the insulation is very light so the adhesive doesn't have to hold up a huge weight. You also may want to remove it some day (you never know) so don't put on too much, or use super strength hold-up-a-building type stuff. It'll be a pig to remove if you ever need to.

Alternatively you could even use Aerosol spray adhesive, is the sides are really flat. Again cheap as chips and effective. Don't get too hung up about what to use.

If you decide to fix any Celotex to the fridge itself (rather than to the boat bits surrounding it) just stick it on with aluminium tape.
This is also available from Screwfix, or B&Q or anywhere really.
The Ally tape is great for not only fixing it to the fridge but sealing all those messy foam-spalling edges, so gives a proessional finish to it all.
 
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