
Bertfelt Teknik AB
Manufacturer of constant flow valves
Since 1995, Bertfelt Teknik AB has been manufacturing and distributing constant flow valves for the European market. Our production plant in Sweden manufactures a wide range of quality constant flow valves that are economical, highly reliable with a long-life expectancy.
Since 2015, Bertfelt Teknik AB has been certified ISO 9001:20015 and ISO 14001:2015. Our European customers are served from our sales offices in Berlin, Amsterdam and Paris as well as from our head office in Stockholm.
STAND NUMBER:
03.500
CATEGORIES:
Trading regions
Europe:
Albania, Andorra, Armenia, Austria, Azerbaijan, Belarus, Belgium, Bosnia & Herzegowina, British Indian Ocean Terr., Bulgaria
EVENT:
Aquatech Amsterdam 2025
ADDRESS:
Flygfältsgatan 5 12830 Skarpnäck (Stockholm) Sweden
WEBSITE:
Products
Downloads
Constant flow valves - catalogue
Bertfelt Teknik is a manufacturer of constant flow valves with a complete range of flow rates. Our constant flow valves are simple, compact, durable, very precise and available in many connections/materials.
Bertfelt Teknik are proud to have added 5 new flow rates below 0,4 L/min: 0,15 L/min, 0,2 L/min, 0,25 L/min, 0,3 L/min as well as 0,35 L/min. All with the standard accuracy of nominal flow rate +/- 10% over the whole pressure drop range 1,4-10 Bar.
Constant flow valves - Maric System
Constant flow valves are reliable, self-regulating and self-cleaning valves that provide a pre-set constant flow for fluids regardless of pressure. Maric System constant flow valves are used to rationalise and improve your product or process and reduce your flow-related costs. The valves are suitable for use in a large number of industrial sectors, such as waterworks, manufacturing and food industries, process and chemical industries. Solutions from 0.15 L/min to almost 13 500 L/min.
SAVE MORE WATER WITH MARIC CONSTANT FLOW VALVES
SAVE EVEN MORE WATER WITH BT-MARIC CONSTANT FLOW VALVES
In many applications there is a need to have the lowest possible flow rate. For long the lowest flow rate has been 0,4 L/min. Bertfelt Teknik has now added a range of constant flow valves with flow rates starting as low as 0,15 L/min.
Bertfelt Teknik is a manufacturer of constant flow valves with a complete range of flow rates. Our constant flow valves are simple, compact, durable, very precise and available in many connections/materials