prBAS EN 13203-1:2026
Gas fired domestic appliances producing hot water - Part 1: Assessment of performance of hot water deliveries
General information
Status:Project
Number of pages:32
Adoption method:Proglašavanje
Language:engleski
Edition:3.
Realization date:30.09.2025
Forseen date for next stage code:15.10.2025
Technical committee:BAS/TC 31, Gas and gas engineering
ICS:
91.140.65, Water heating equipment
Abstract
This document is applicable to gas-fired appliances producing domestic hot water. It applies to both instantaneous and storage appliances; water-heaters and combination boilers that have:
- heat input not exceeding 70 kW; and
- hot water storage capacity (if any) not exceeding 500 l.
In the case of combination boilers, with or without storage tank, domestic hot water production is integrated or coupled, the whole being marketed as a single unit.
This document sets out in qualitative and quantitative terms the performance in delivery of domestic hot water for a selected variety of uses. It also gives a system for presenting the information to the user.
Lifecycle
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Original document and degree of correspondence
EN 13203-1:2025, identical
Relation to BAS standards
Work material
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