This product has saved me $k! Yp, the yp logo and all other yp marks contained herein are trademarks of yp llc and/or yp affiliated companies. If you were to finance your new gas boiler over a period of - years, it could pay for itself in energy savings including the interest! With our combined experience, we are able to offer the installation of high quality, reliable boiler at a reasonable price. Is your boiler playing up? or is it just time to get a new a rated energy efficitent.