+31 (0) 33-2300039 contact@degrootinstruments.nl

Tylok Fittings & valves

Tylok offers double & single ferrule tube fittings in fractional and metric, high pressure ball, needle, check and plug valves, metal and PTFE-lined flex hose, quick connects, dielectric fittings, pipe fittings, pressure gauges, pre-swaging kits and engineered pre-fab kitting solutions.

Xinval valves and fittings

XINVAL is a manufacturer of semiconductor equipment like metal gasket Face Seal fittings and Automatic weld fittings electropolished Ra 0.25 / Ra 0,13, High Purity Pressure Regulators and High Purity and Ultra High Purity Diaphragm Valve. Besides the semiconductor fittings they also make compression type tube fittings, instrumentation valves and high pressure equipment. Founded in 2022 with facilities in China.

CLASSIC filters

Classic Filters offers an extended line of gas- liquid- and coalescing filter housings in stainless steel, aluminum, PTFE and plastic housings for disposable bonded microfibre filter elements manufactured from precise mixtures of borosilicate glass microfibres to the very highest standards of quality control, using different binder types. They also manufacture elements 5 layer sintered SS filter and SS single layer woven Mesh Elements, PTFE Filter Elements, PE filter Elements and absorber products.


Specially on application made filter houses and filter solutions.


E.I.F. Filtres has developed a new 3D solution based on the NeSSI platform (New Sampling/Sensor Initiative). The ASTUTE system permits the analyzer, along with the sample conditioning system and sensors, to be mounted directly on the fast loop of the sample system, nearest to the process.


Since 1973, Shelco has used state-of-the-art research and development to design high quality filters that increase performance and reduce costs. Their proven single shell design has become an industry standard – and today, their entire product line offers innovative solutions for each customer. Shelco’s complete range of industrial filter cartridges offer high performance, cost-effective solutions for every filtration challenge. When absolute retention and high purity are essential, MicroVantage is the obvious choice. Shelco Filter housings are ASME Code certified. This new certification allows for worldwide distribution and follows globally accepted engineering standards.


Gas detection systems with universal transmitters with automatic sensor recognition and configuration.

Pressure Tech

Extensive range of high quality stainless steel pressure regulators for use on gas and liquid applications. Our ability to work closely with our customers and listen to their specific needs, has helped ensure we design products that provide accurate control to their systems, with long term reliability in service. Pressure Tech regulators are manufactured within the UK and covered by ISO-9001 accreditation.


Line of pneumatic valves, solenoid valves, manual valves, air cylinders, check valves, spray guns, fittings etc.
from PTFE, PFA, PVDF, PEEK, Polypropylene, PVC and other specialized polymers.

King Instrument Company

Choosing to partner with King Instrument Company means that you’re backed by over 28 years of flow meter and flow control industry experience.
High quality Rotameters. King Rotameters provide flow measurement assurance.


ARMANO is a competent partner for mechanical pressure measuring instruments, chemical seal mounting, electronic pressure measuring instruments, mechanical temperature measuring instruments and electrical temperature measuring instruments, thermowells and calibration technology.

Their product range also comprises all accessories, such as pressure gauge valves, pressure gauge cocks and siphons.

Winters Instruments

Comprehensive product lines of pressure gauges, thermometers, diaphragm seals, transmitters, switches and accessories.


Traced and / or insulated instrument impulse Lines and sample Lines bundles.

BULK s.r.l. instrument bulk material

Designs and manufactures compression type double ferrule fittings, needle valves and 2,3,4,5 way manifolds, GRP instrument enclosures, sunshades and flexible soft instrument enclosures.