Scott wagner provides fast, reliable, and dependable heating and air conditioning service if your system needs service, we can help! Contact the energy saving advice service on to see if you qualify. At advance drains, our nadc c-d-s (certified drainage surveyor) will provide you with an easy to read and understand report which will include the following. Wondering if your boiler needs repairing or replacing? Search for a planning application. Since fitting the new boiler and.