Domestic Safety Relief Valves

● Medium: Water and air
● Temperature range: 5°c - 110°c
● Max working pressure (static): 6 bar
● PED category: IV
● Certified to EN 1491

● Maximum working pressure: 16 Bar
● Maximum working temperature: 85°C
● Conforms to BS EN 13959

The Altecnic fully lugged butterfly valves are suitable for a wide variety of applications including end of line service.
In-particularly they are suitable for a wide range of HVAC applications on both heating and chilled water systems.

The Altecnic wafer butterfly valves are suitable for a wide variety of applications.
In-particularly they are suitable for a wide range of HVAC applications on both heating and chilled water systems.

The temperature and pressure relief valves (TP) 309 series are made by Caleffi S.p.A in compliance with the essential safety requirements laid down by Directive 2014/68/EU of the European Parliament and the Council of the European Union for harmonisation of Member States with regard to pressurised equipment.