We are experts in boiler installation our team can help you determine the correct boiler for your requirements and organise the installation call us today on. Great hub! i had a clog that somehow affected our kitchen and bathroom everything was working fine and all of a sudden, nothing worked right but the toilet! i did use the boiling water in the bathtub and also in the kitchen sink after the boiling water i used the baking soda mixture, worked great! Boiler technology.