The most common is the combination (or ‘combi’) plumbers waterloo useful reference boiler that heats up your hot water as and when you need it. She needed to install a new boiler in a new location in her flat and she wanted it to be done right – she didn’t want to face any further boiler-related expenses for a good few years afterwards and, of course, she wanted to pay as little as possible. Po box 723, 185 exchange st., middlebury, vt. Only use copper or cpvc pipe for t&p discharge. An excellent product that works very well after using it to unblock a sink we now use it on a regular basis for maintenance to ensure it doesn't get blocked again. Vat reg number: 970 9922 79 | company reg number: 6899665 | registered in england and wales. If you need a large quantity of water during the day, it may be that the volume of water heated at night is insufficient but even then a timer can be advantageous! in that case, set the timer so that the boiler can also warm up for a while during the day you then switch to the day rate to heat the additional quantity of water. Find out more information on our different ranges of high efficiency boilers we can offer. B products that have been moved from their original place of installation. Wall hung electric combi boiler for large properties instant combi + cylinder gives heating & instantaneous hot water 13lt/min at 65°c fully double insulated eco & comfort mode suitable for larger properties 875 (h) x 660 (w) x 300 (d) (m. Condensing combi boilers tend to be about 90% efficient this means 90% of the energy they use is converted into heat, or to put it another way, for every pound you spend, 90p goes directly on heating your home to put this in context, some older boilers are only around 55% efficient, which means you have to burn a lot more fuel, and consequently pay more, to get the same amount of heat. See our range of high quality boilers, crafted for modern homes and lifestyles. No formal qualifications needed. Called to have them out on a saturday morning!!! they arrived within two hours great price for the weekend installed and done in no time, so we could all enjoy our day ". One of our many specialist services involves clearing blocked drains with our high pressure jetting equipment this procedure is an extremely effective method of drain cleaning, as it forces the blockage from the pipe with a powerful, concentrated jet of water this highly efficient method promises to leave no trace of the blockage behind, thanks to the variety of attachments and nozzles we utilise not only is our process safe and thorough, it can also be used for the many other drainage services we provide.