Certification of Products and Services

SIET is an accredited conformity assessment body for the following products and services:

Thermostatic Valve (Keymark)

The use of thermostatic valves in heating allows a rational and effective temperature control in homes helping to reduce energy costs.

Thermostatic Valves Technical Data

The technical data according to EN 215 for the Thermostatic Radiator Valves certified by SIET.

Backflow Preventer (UNI)

The backflow preventer is a device which is intended to prevent possible contamination of potable water.

Contractual Documents

Refer to this section in order to know the procedures and cost of SIET certification services.

Certified Products List

Here you will find all information about the valid SIET certifications and registrations.