How to install water heater circuit connection assembly error
Вставка
- Опубліковано 23 січ 2016
- How to install water heater (boiler) self - connection for water supply to the water heater ariston example.
The main mistakes made when installing the water heater: the use of non-return valve instead of safety, connection to the water supply without a safety valve. - Наука та технологія
