Use one part caustic soda for every four parts of water. If your home has a very old central heating system then you may be wise to invest in a newer model, as this could save you up to 35% on your average yearly heating bill. Voc - volatile organic compounds. Even if you think you’re quite handy with tools and you’re an experienced diy‐er, this is a job that should be left to the professionals, such as the qualified engineers available up and down the.
Added: 2018-06-15 | Category: boiler repairs