
Laboratory threaded joints, GL 18
Connecting equipment and fittings with GL threads with hard-walled tubing or tubes made of glass, plastic or metal. Fixing probes, thermometers, dip tubes or cables in reaction vessels. Black screw caps made of PPS, inner parts consisting of a v-ring (PPS), a tapered ring and a sealing ring (both PTFE) as well as an o-ring (FKM) for tubing diameters under 3 mm (not exposed to the medium). Good chemical resistance, the medium is only exposed to PTFE. Temperature resistant from -50 to 250 °C, pressure stable up to 10 bar, suitable for vacuum.Connecting equipment and fittings with GL threads with hard-walled tubing or tubes made of glass, plastic or metal. Fixing probes, thermometers, dip tubes or cables in reaction vessels. Black screw caps made of PPS, inner parts consisting of a v-ring (PPS), a tapered ring and a sealing ring (both PTFE) as well as an o-ring (FKM) for tubing diameters under 3 mm (not exposed to the medium). Good chemical resistance, the medium is only exposed to PTFE. Temperature resistant from -50 to 250 °C, pressure stable up to 10 bar, suitable for vacuum.

Laboratory threaded joints, GL 25
Connecting equipment and fittings with GL threads with hard-walled tubing or tubes made of glass, plastic or metal. Fixing probes, thermometers, dip tubes or cables in reaction vessels. Black screw caps made of PPS, inner parts consisting of a v-ring (PPS), a tapered ring and a sealing ring (both PTFE) as well as an o-ring (FKM) for tubing diameters under 3 mm (not exposed to the medium). Good chemical resistance, the medium is only exposed to PTFE. Temperature resistant from -50 to 250 °C, pressure stable up to 10 bar, suitable for vacuum.Connecting equipment and fittings with GL threads with hard-walled tubing or tubes made of glass, plastic or metal. Fixing probes, thermometers, dip tubes or cables in reaction vessels. Black screw caps made of PPS, inner parts consisting of a v-ring (PPS), a tapered ring and a sealing ring (both PTFE) as well as an o-ring (FKM) for tubing diameters under 3 mm (not exposed to the medium). Good chemical resistance, the medium is only exposed to PTFE. Temperature resistant from -50 to 250 °C, pressure stable up to 10 bar, suitable for vacuum.

Laboratory threaded joints, GL 32
Connecting equipment and fittings with GL threads with hard-walled tubing or tubes made of glass, plastic or metal. Fixing probes, thermometers, dip tubes or cables in reaction vessels. Black screw caps made of PPS, inner parts consisting of a v-ring (PPS), a tapered ring and a sealing ring (both PTFE) as well as an o-ring (FKM) for tubing diameters under 3 mm (not exposed to the medium). Good chemical resistance, the medium is only exposed to PTFE. Temperature resistant from -50 to 250 °C, pressure stable up to 10 bar, suitable for vacuum.Connecting equipment and fittings with GL threads with hard-walled tubing or tubes made of glass, plastic or metal. Fixing probes, thermometers, dip tubes or cables in reaction vessels. Black screw caps made of PPS, inner parts consisting of a v-ring (PPS), a tapered ring and a sealing ring (both PTFE) as well as an o-ring (FKM) for tubing diameters under 3 mm (not exposed to the medium). Good chemical resistance, the medium is only exposed to PTFE. Temperature resistant from -50 to 250 °C, pressure stable up to 10 bar, suitable for vacuum.

Laboratory threaded joints, GL 45
Connecting equipment and fittings with GL threads with hard-walled tubing or tubes made of glass, plastic or metal. Fixing probes, thermometers, dip tubes or cables in reaction vessels. Black screw caps made of PPS, inner parts consisting of a v-ring (PPS), a tapered ring and a sealing ring (both PTFE) as well as an o-ring (FKM) for tubing diameters under 3 mm (not exposed to the medium). Good chemical resistance, the medium is only exposed to PTFE. Temperature resistant from -50 to 250 °C, pressure stable up to 10 bar, suitable for vacuum.Connecting equipment and fittings with GL threads with hard-walled tubing or tubes made of glass, plastic or metal. Fixing probes, thermometers, dip tubes or cables in reaction vessels. Black screw caps made of PPS, inner parts consisting of a v-ring (PPS), a tapered ring and a sealing ring (both PTFE) as well as an o-ring (FKM) for tubing diameters under 3 mm (not exposed to the medium). Good chemical resistance, the medium is only exposed to PTFE. Temperature resistant from -50 to 250 °C, pressure stable up to 10 bar, suitable for vacuum.

Messfix tubing gauge, PP
Red. Small, handy gauge. For rapid measurement of internal and external diameters of tubing , test tubes etc. within the range 1.5mm to 16mm.


Non-return valves, HDPE
FKM valve disc. Not suitable for pressure applications.

Non-return valves, PP
Prevents water back-flow when pressure falls. Useful for any tubing system and vacuum line. Maximum safe working pressure:2 bar, minimum: 0.07 bar at room temperature (20°C).

Non-return valves, PP, with black directional arrow
Conical spoutsResistant to compression max. 4 barOperating temperature 0 to 40 °CWith PP valve ball, on request also with ball made of stainless steel or PTFE

Non-return valves, PP, with embossed directional arrow
Conical spoutsResistant to compression max. 4 barOperating temperature 0 to 40 °CWith PP valve ball, on request also with ball made of stainless steel or PTFE

One-sided gaskets for screw caps with aperture
Gasket made of soft silicone ring with removable PTFE sleeve.

One-way stopcocks, PTFE
Valve lever made of PPWith integrated hose nozzlesGood chemical resistance

Plug tubing connectors, PE
PE. Comprising of two pull-apart sections, similar to conical ground joint. Not suitable for high pressure applications.

Quick-lock coupling plugs non valved, Sixtube™-Series, Acetal
The coupling elements provide a quick lock for up to six independent connections for liquid media. The coupling is designed for various applications, such as packaging systems, pneumatic regulators, filling of air chambers, semiconductor production, water softeners and measuring equipment. Integrated connections for short installation lengths and fast installation for up to six connections.

Quick-lock coupling plugs with valve, PLC Series, Acetal
For applications such as floor cleaning equipment, deionized water filtration, automated machines, compression therapy and leak detectors. The coupling elements are fitted with a valve. When disconnecting the coupling, both sides close tightly. Main components and stop valve made of acetal. Unlocking button, springs and pins made of stainless steel 316. Material O-rings: Buna-N.Unlocking button for one-handed operationIntegrated connections for short installation lengths and fast installationWith stop valveCombinable with LC Series couplings

Quick-lock coupling plugs with valve, PLC12 Series, PP
For more demanding applications, such as battery filling systems, disinfectants, dosing pumps, pharmaceutical production and chemical processing in the semiconductor industry. The coupling parts are fitted with a valve. When disconnecting the coupling, both sides close tightly. Main components and stop valve made of PP. Unlocking button, springs and pins made of stainless steel 316. Material O-rings: EPDM.Unlocking button for one-handed operationIntegrated connections for short installation lengths and fast installationWith stop valveSterilizable with gamma rays

Quick-lock coupling plugs with valve, PMC Series, Acetal
For standard applications, such as optical testing equipment, analytical equipment for chemicals, medical equipment and gas testing systems. The coupling elements are fitted with a valve. When disconnecting the coupling, both sides close tightly. Main components and stop valve made of acetal. Unlocking button, springs and pins made of stainless steel 316. Material O-rings: Buna-N.Unlocking button for one-handed operationIntegrated connections for short installation lengths and fast installationWith stop valveCombinable with MC Series couplings

Quick-lock coupling plugs with valve, PMC12 Series, PP
For more demanding applications, such as microbiological analysis equipment, cleaner concentrates, electroplating fluids, sterilisation equipment and water pollutant analysis. The coupling parts are fitted with a valve. When disconnecting the coupling, both sides close tightly. Main components and stop valve made of PP. Unlocking button, springs and pins made of stainless steel 316. Material O-rings: EPDM.Unlocking button for one-handed operationIntegrated connections for short installation lengths and fast installationWith stop valveSterilizable with gamma rays

Quick-lock couplings with valve, PLC Series, Acetal
For applications such as floor cleaning equipment, deionized water filtration, automated machines, compression therapy and leak detectors. The coupling elements are fitted with a valve. When disconnecting the coupling, both sides close tightly. Main components and stop valve made of acetal. Unlocking button, springs and pins made of stainless steel 316. Material O-rings: Buna-N.Unlocking button for one-handed operationIntegrated connections for short installation lengths and fast installationWith stop valveCombinable with LC Series couplings

Quick-lock couplings with valve, PLC12 Series, PP
For more demanding applications, such as battery filling systems, disinfectants, dosing pumps, pharmaceutical production and chemical processing in the semiconductor industry. The coupling parts are fitted with a valve. When disconnecting the coupling, both sides close tightly. Main components and stop valve made of PP. Unlocking button, springs and pins made of stainless steel 316. Material O-rings: EPDM.Unlocking button for one-handed operationIntegrated connections for short installation lengths and fast installationWith stop valveSterilizable with gamma rays

Quick-lock couplings with valve, PMC Series, Acetal
For standard applications, such as optical testing equipment, analytical equipment for chemicals, medical equipment and gas testing systems. The coupling elements are fitted with a valve. When disconnecting the coupling, both sides close tightly. Main components and stop valve made of acetal. Unlocking button, springs and pins made of stainless steel 316. Material O-rings: Buna-N.Unlocking button for one-handed operationIntegrated connections for short installation lengths and fast installationWith stop valveCombinable with MC Series couplings

Quick-lock couplings with valve, PMC12 Series, PP
For more demanding applications, such as microbiological analysis equipment, cleaner concentrates, electroplating fluids, sterilisation equipment and water pollutant analysis. The coupling parts are fitted with a valve. When disconnecting the coupling, both sides close tightly. Main components and stop valve made of PP. Unlocking button, springs and pins made of stainless steel 316. Material O-rings: EPDM.Unlocking button for one-handed operationIntegrated connections for short installation lengths and fast installationWith stop valveSterilizable with gamma rays

Quick-lock couplings with valve, Sixtube™-Series, Acetal
The coupling elements provide a quick lock for up to six independent connections for liquid media. Stop valves can be used in the coupling, but not in the plug. With the unlocking button, six lines can be disconnected at once by pressing with the thumb. The coupling is designed for various applications, such as packaging systems, pneumatic regulators, filling of air chambers, semiconductor production, water softeners and measuring equipment.Main components, stop valve (natural white) and unlocking button (turquoise green) made of acetal, springs made of stainless steel 316. Material O-rings: Buna-N.Unlocking button for one-handed operationIntegrated connections for short installation lengths and fast installation for up to six connectionsWith stop valve

Reducing tube connectors, PP
For connecting elastic tubes with different inner diameter.Temperature resistant from 0 to 110 °CGood chemical resistance