Welcome to Jigsaw Heating, experts in all types of boiler replacements. At Jigsaw we use gas safe engineers who are professional boiler installers. We believe in showing our customers exactly what your boiler installation will cost with no hidden extras, Here are some of the boiler packages we offer. Each boiler package comes supplied and fitted, With a FREE Power Flush, FREE Lime scale reducer, FREE carbon monoxide alarm, Gas Safety Certificate and a 1 year guarantee. You will be given a manufacture's warranty which is subject to rules and conditions.