Your cookie settings
This website uses cookies. By clicking on "Agree" you accept the use of cookies. The data generated by the cookies are used for analysis. Further information can be found in the settings as well as in our privacy policy. You can the use of non-essential cookies or adjust them at any time through your .

Your cookie settings

In order to provide you with an optimal function of the website, we use cookies. These are small text files that are stored on your computer. This includes cookies for the operation and optimization of the site. Here you can choose which cookies you allow:
Required cookies
These cookies are required to navigate the website and make use of essential functions.
Analytical cookies
These cookies help us to better understand user behaviour.They enable the collection of usage and identification options by first- or third-party providers, in so-called pseudonymous usage profiles. For example, we use analysis cookies to determine the number of individual visitors to a website or a service or to collect other statistics with regard to the operation of our website, as well as to analyze user behavior on the basis of anonymous and pseudonymous information, such as visitors to the website to interact. Direct conclusions about a person are not possible.
Third party services
Third-party services are integrated on these pages, who provide their services on their own responsibility.When you visit these pages, data is recorded using cookies or similar technologies and transmitted to third parties. To what extent, for what purposes and on the basis of what legal basis further processing takes place for the third party's own purposes, please refer to the data protection information data protection information of the third party provider.
Eyecatcher

Hot water under control: standard-complying protection of water heaters.

Pressure relief valves are designed to protect water heaters and installations against overpressure caused by the heating of water. With a range including membrane pressure relief valves, various models of the proven safety groups SYRobloc or the SafetyCenter 4807 with an anti-Legionella membrane expansion vessel, SYR offers everything that is required for the connection and protection of unvented water heaters. In accordance with standards, of course. And always under consideration of the service-friendliness. As, we from SYR attach importance to facilitating the installers’ work. Thus, our valves always provide total safety — easily and in no time.
Safety Center 4807
12-Liter-MAG 4807.20.000 18-Liter-MAG 4807.20.001

SYR exclusivity:
the system check

The integrated system check gives quick and efficient information to the installer as to whether the hydraulic system of the domestic installation works properly – at the push of a button! The green LED indicates trouble- free operation. However, if the red LED lights up, the system check has identified water dripping from the diaphragm pressure relief valve. The installation has to be verified.

For the connection of unvented (pressurized) potable water heaters up to a Max.mum of 560 l in accordance with DIN 1988 and DIN 4807. Certified by DVGW and acoustic approval class 1. The Safety Center 4807 includes a connection for an additional cold water user, a check valve with test device, a double isolating system, a diaphragm pressure relief valve, an Anti-Legionella valve with an integrated shut-off valve for maintenance, a diaphragm expansion vessel 12 or 18 liters, an assembly plate with a screw connection for the adjustment of the distance to the wall and a system check. Body made from gunmetal. Head part for diaphragm pressure relief valve 6, 8 and 10 bar included in delivery.
Safety Center 4807