In-line check or non-return valve made of stainless steel (stainless steel AISI 316). NBR or FPM coated steel ball seal. Flange seal available in NBR or FPM. Connections Pressed stainless steel (AISI 316 stainless steel) flanged connections with holes according to UNI EN 1092-1. Surface treatment: degreasing, pickling and electropolishing. The GLOVALVE F non-return valve is generally used in civil and industrial hydraulic systems in the outlet position where it is necessary to prevent the return of sewage, dense fluids or loads of suspended elements and operates at a nominal working pressure (PN) of 16 bar.

Key Features

Material Aisi 316
DN 50
PN 16


In this section you will find all the variants of this model in the catalog: you can use the filters below to make your search more specific. When you have identified the variant you need, specify the quantity and use the button to add it to your Shopping List.

Blog Waterfitters

Stainless steel hydraulic products | Water Fitters
Why stainless steel is a good choice when it comes to hydraulics?

Stainless steel provides hydraulic products with high quality, corrosion resistance, even with aggressive liquids, and durability.

Read more
Condensing boiler maintenance: saving money and reducing carbon dioxide emissions
The condensing boiler provides savings and lower CO2 emissions if...

For full efficiency and safety of the condensing boiler, it is necessary to schedule cleaning and maintenance of the system.

Read more
VETO PRO PACK working bags and backpacks | Water Fitters
About working bags and Kaizen philosophy: order and efficiency to save time.

The working bag should contain all necessary tools and utensils, ensuring organization, compactness and practicality.

Read more
Pressurization units and inverter | Water Fitters
Pumping sytems and inverter: reduced consumption and long system life.

Variable-speed pressurization units equipped with inverters optimize consumption, improve system durability and quietness.

Read more