Is a combi boiler right for you? Improved & consistent water pressure. Strong alkali drain cleaners are equally capable of causing rapid, severe burns, as seen in the cases of a woman doused with concentrated lye in an attack a small girl was also permanently disfigured by a common lye drain opener. Most new high-efficiency boilers require direct venting of the combustion air from the outside if the boiler room has an air.
Added: 2018-06-15 | Category: boilers repairs