Energy & Ecodesign 5 min

HWB - Council Directive 92/42/EEC

Guide to HWB - what it is, who it applies to, and how to ensure compliance.

What is HWB?

The Hot-Water Boilers Directive sets efficiency requirements for new hot-water boilers fired with liquid or gaseous fuels.

Full title: Council Directive 92/42/EEC on efficiency requirements for new hot-water boilers fired with liquid or gaseous fuels

Type: Directive | Category: Energy & Ecodesign

Who does HWB apply to?

Manufacturers and importers of hot-water boilers with a rated output between 4 and 400 kW.

Key requirements

Efficiency requirements, CE marking, conformity assessment and energy labelling.

How Conphora helps

Conphora automatically monitors HWB and matches your products against the relevant requirements. The platform identifies gaps, generates documentation and keeps you up to date when the rules change.

With Conphora you can:


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