EVS 844:2016

This standard establishes requirements for design of heating in the Republic of Estonia. Residential, public and industrial buildings are dealt, either for construction or refurbish.
The design stage of the project and its content is stated by the Estonian Standard EVS 811. Building Code states approvals and procedures for the granting of building permits. This standard includes both the outdoor air and indoor air design temperature selection, heating system selection according to the type of a building, recommended water velocities and pressure losses in pipelines, supply and return temperatures in heating systems, regulating and stop valves, pipe materials and efficient use of heat. Standard should be considered together with the Estonian standard EVS-EN 12831. This standard does not deal the heating stations. Heating stations have to be designed according to their design guidelines.