Anti-condensation paint. Consider painting anti-condensation (e.g. DryZone by Safeguard on Amazon 5L £53.70) or anti-mould paint onto walls vulnerable to condensation or mould (top coat only).
Tooltip Categories: TIPS
Surveyor tips to help identify the rot cause of issues and improve outcomes.
Stop mould forming
Render and window sill cracks. Instruct a general builder to rake out and fill render and windowsill cracks – an external acrylic caulk for small gaps, a similar material to the original for larger gaps (>1-2mm) often lime, cement-based mortar for newer re
Dehumidifier. Consider using a dehumidifier, see Which! Guide; https://www.which.co.uk/reviews/dehumidifiers/article/how-to-buy-the-best-dehumidifier such as Inventor EVA II Pro 20L R290; £179 ideally buy one with a continous function draining into a sink
Use a laser thermometer to measure the temperature of cold walls.
WIFI thermostat. Consider installing a modern WIFI connected thermostat, with multiple heat settings, so as to ensure the wall temperature doesn’t drop below the dew point. With Nest you can pick up humidity readings remotely, but need to use a laser therm
Monitor relative humidity
Rainwater goods should be cleared regularly. Gullies and drains should be checked every 6 months, by pouring water down them. Fill cracks in and around the gulley with a cement based mortar (making sure not to blocked the drain). There is a risk of a broke
Insulation. Consider installing such as thermal insulating plasterboard, thermal lining paper, such as wallrock thermal liner or Sempatap thermal solid wall insulation to cold surfaces – check fire regulations and manufacturer compliance.
Use a pressure gauge to test for leaks. Once you have repaired the leak, you should check that the pressure remains steady.