No 1 PHD is a professional plumbing, heating & drainage services provider for residential & commercial clients. We offer friendly, affordable quality services with trained professionals able to tackle any problems you may have. From blocked drains, to boiler installations. Maybe you need a new shower installed? From blocked toilets & sinks to central heating installations; we have you covered. All our work is guaranteed & insured with transparent pricing of any work undertaken & shown in advance. With 24 Hour Emergency Callouts, FREE Quotes & UK Coverage, we are your go to experts for all your plumbing, heating & drainage issues you may have. So for the best professional repairs & installations, call our customer care team at No1 PHD today!