A plumbing emergency can strike at any time, and we understand that it needs to be fixed asap the plumbing knight’s plumbers are here for you when you need them the most we are trained to deliver the very best service when you need it – day or night be sure to call the experts for 24/7 professional emergency plumbing services. Is it time to replace your gas boiler? call. Phone: 01425 653889 | 07770770080. An annual boiler service worth £85.