We have bought everything from Jimmy (D4S Heating) Vaillant 637 Ecotec system boiler, Joule 300 litres indirect short height, 80 square underfloor heating, They have delivered all stuff on time, wonderful service if I have possible to give them more then 5 star definitely I will them💯% Highly recommended!!

I have received delivery valiant system boiler, 300 litres cylinder, underfloor heating from D4S Heating & plumbing HA9 Wembley, Jimmy have served us so well, he is such gentlemen, best supplier, excellent service, wonderful shining shop, They r on top stars⭐️⭐️⭐️⭐️⭐️

I have bought main 30 Eco compact Combi boiler & fittings, Jimmy have lookafter me so much, best service, best price, best shop, pls come buy from this shop , cooper price very cheap price, Just I came back here now returned lot of stuff back to this shop they have taken back so easily, same service they have give back to us I’m so so thankful to Jimmy, all D4S team👍 Highly recommended!!!

Best Heating company, I have bought Worcester bosch 8000 30KW System boiler, jimmy lookafter us so we'll, so nice best customer service even I have tried so many places boiler price but he have best price so far so good!! Highly recommended 👌

Highly recommend. I have been doing business with D4S from almost 5 years . Jimmy has great knowledge of products he supply. I took underfloor heating , hot water cylinders , broilers, plumbing materials from him . Always delivered on time . Return policy is great . All my customers were happy . If you are looking to buy any sort of plumbing or bathroom material look no further .