Based on the efficiency calculated to an industry standard called sap , the least efficient has a rating of . and the most efficient is . the average efficiency of all the boilers analysed is .. Get our monthly special offers, great deals and latest news - direct to your inbox! Under the governments eco scheme in , qualifying. I called a few plumbers on friday.
Compare competitive boiler repair prices from up to five. Did the research and they lived up to my expectations they arrived on time, walked through the pipe routes and radiator positions they were polite, hard working and tidy any issue they talked to me before they moved any further on very little damage done anywhere and everything working when they... When customers call us with a blocked.