Browse Forums Heating, Cooling & Insulation 1 Nov 26, 2023 2:00 pm This is the external unit of an evaporative cooling unit in an apartment block. Wondering if it is the calcium in the water that has caused the damage and if it is repairable or should the whole thing be replaced? Alice Springs location Like ⋅ Add a comment ⋅ Pin to Ideaboard ⋅ Like ⋅ Add a comment ⋅ Pin to Ideaboard ⋅ Like ⋅ Add a comment ⋅ Pin to Ideaboard ⋅ Versaloc is a mortarless besser block system that still needs a properly engineered footing. If you just do a 400x200 footing it will fail in time. At 17m long you need it… 1 24386 Minimum overhang into gutter must be 50mm, turn down tool should not split the sheet. it seems wrong tool for the profile was used, the flashing cannot slope back. Rib… 2 2966 ![]() |