ČSN EN 16904

Podrobné informace

Označení: ČSN EN 16904

Datum vydání: 01.03.2026

Stran: 40

Země: Česká technická norma

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Anotace

This document specifies product category rules (PCR) for Environmental Product Declarations (EPDs), as described in EN ISO 14025 and EN 15942.
This document is applicable to:
- functional unit as plastics piping systems inside the building structure;
- declared unit as one or more main structural components which are represented by pipes and fittings, as specified by the list of product standards provided in Annex C.
This document gives guidelines for:
- both pressure and non-pressure applications;
- metal fittings (including manifolds) which are used in a plastic piping system.
The intended function of the system considered is to convey liquids according to EN 806 (for potable water supply), EN 1264 (for heating and cooling systems), EN 12828 (for radiators), EN 12056 (for soil and waste discharge and for water traps).
This document specifies product category rules of construction products as defined in and is intended to be used in conjunction with EN 15804+A2.
This document provides in Annex D a non-exhaustive list of application fields. In addition, the insulated pipes are not in the scope of this document.
In addition to EN 15804+A2, this document specifies:
- the functional unit (consisting of pipes, fittings and ancillary components) and declared unit (consisting of pipes and/or fittings);
- the system boundaries and additional mandatory modules to be declared;
- the processes to be included in the installation phase;
- scenarios for module A4, A5;
- reference service life (RSL);
- end of life scenarios