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Fittings / Connectors

Vacuum Tube Connections and Fittings

In this section, Castro Composites offers all types of connections, valves, fittings, quick couplings with non-return valves, connections between tubes, and clamps. Designed to meet the demands of the most rigorous industrial processes, our solutions ensure optimal performance and superior sealing. Whether you need connections for oven or autoclave applications, our products offer versatility and easy integration into any work environment.

  • Universal Compatibility: Designed to fit a wide range of tubes and vacuum systems.
  • High-Strength Materials: We use robust materials like stainless steel, aluminum, and technical polymers that ensure durability and corrosion resistance.
  • Variety of Types and Sizes: We offer a wide range of connectors in different sizes and types, from quick couplings to flow control valves.
Conexión en T para tubería de 16 mm

T Connector for 10 mm pipes

WACIT10PP
Plastic T connector for pipe with an internal diameter of 10 mm. Ideal for connecting pipes in vacuum and infusion processes.
€0.38 €0.46 Tax incl. €0.38 Tax excl.
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Infusion Spiral Plug Eco 12 mm

Infusion Spiral Plug Eco 12 mm

ACIGSPI12-14
Diatex
Specific connectors for vacuum or resin which can be clipped directly onto adapted spiral tubes. In the upper part, their internal conical shapes allow an easy insertion and a good tightening to facilitate the installation of the consumables.
€1.20 €1.45 Tax incl. €1.20 Tax excl.
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Infusion Spiral Plug Eco 16 mm

Infusion Spiral Plug Eco 16 mm

ACIGSPI14-17
Diatex
SPIRALPLUG Éco 16 is a specific connector for vacuum or resin supply manifolds. With its Ω shape, it can be clipped directly onto size 12-14 or 14-17 booms: SpiralNet, SpiralPlex, Diabreaker & Spiral MP. In the upper part, it is compatible with 14-16 LDPE tubing, its internal conical shape allowing for easy insertion and clamping to facilitate the...
€1.45 €1.75 Tax incl. €1.45 Tax excl.
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Infusion Plug Eco for Diadrain - 12 mm

Infusion Plug Eco for Diadrain - 12 mm

ACINF47-12
Diatex
Infusion plug Eco which connects to 12 mm diameter absorption channels in order to inject resin during infusion processes. Ideal for the Diadrain infusion line.
€1.50 €1.81 Tax incl. €1.50 Tax excl.
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Infusion Plug Eco for Diadrain - 16 mm

Infusion Plug Eco for Diadrain - 16 mm

ACINF51-16
Diatex
Infusion plug Eco which connects to 16 mm diameter absorption channels in order to inject resin during infusion processes. Ideal for the Diadrain infusion line.
€1.58 €1.91 Tax incl. €1.58 Tax excl.
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"L" Vacuum connectors

Vacuum L connector 16 mm

WACIL16PP
Diatex
Nylon barb elbow fittings for plastic pipes in vacuum bagging operations or vacuum infusion. Tube diameter: 16 mm
€1.89 €2.29 Tax incl. €1.89 Tax excl.
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Conexión en T para tubería de 16 mm

T Connector for 16 mm pipes

WACIT16PP
Diatex
Plastic T connector for pipes with an internal diameter of 15 mm. Ideal for connecting pipes in vacuum and infusion processes.
€2.27 €2.74 Tax incl. €2.27 Tax excl.
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Disposable plastic infusion plug of 12 mm for Diadrain flat channel infusion

Disposable 12 mm Plastic Infusion plug for Diadrain Flat Channel

WACINF50/PLUG12
Diatex
Disposable plastic infusion plug for connection of resin distribution pipes with 12 mm extrenal diameter (10 mm inner diameter). Ideal for connecting Diadrain resin channel. 
€2.39 €2.90 Tax incl. €2.39 Tax excl.
Resin flow valve 16 mm

10 mm resin Valve

WACIV10PPUD
Plastic threaded fitting valve for manual resin flow control of thermosetting resins during the infusion process.
€2.52 €3.05 Tax incl. €2.52 Tax excl.
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Resin flow valve 16 mm

16 mm Infusion Control Valves for Resin Flow

WACIV16PPUD
Plastic threaded fitting valve for manual resin flow control of thermosetting resins during the infusion process.
€2.65 €3.20 Tax incl. €2.65 Tax excl.
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"T " Vacuum connectors

L connector 10 mm (3/8")

WACIL10PP
Nylon barb elbow fittings for plastic pipes in vacuum bagging operations or vacuum infusion. Tube diameter: 3/8 inch (10 mm).
€3.15 €3.81 Tax incl. €3.15 Tax excl.
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Disposable Infusion Spiral Plug 16 mm

Disposable Infusion Spiral Plug 16 mm

ACIGSPIR14-17
Diatex
Disposable plastic infusion plug for connection of the resin absortion pipes of 12 mm extrenal diameter. Ideal for connecting Spiralnet resin channel.
€3.47 €4.19 Tax incl. €3.47 Tax excl.
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MTI infusion valve

MTI Valve for infusion

WMTIVALVE
With the membrane tube infusion process (MTI®) DD-Compound has developed the innovation for vacuum infusion. The new, unique MTI® valve perfects this process.
€3.59 €4.34 Tax incl. €3.59 Tax excl.
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Infusion Spiralnet valve

Disposable Infusion Spiral Plug 12 mm

WACIGSPIR12-14
Diatex
Disposable plastic infusion plug for connection of the resin absortion pipes of 12 mm extrenal diameter. Ideal for connecting Spiralnet resin channel.
€3.84 €4.65 Tax incl. €3.84 Tax excl.
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Blade Runner® Connector

Blade Runner® Connector

BLADERUNNER-C
Blade Runner® Connector for Blade Runner® resin feed line. The connector has been specially developed for the resin feed line Blade Runner®. With this connector, inlet points can be set easily and safely. The connector is placed on the resin line. The matching connection tap is then inserted from above. Two different connection taps are available: One...
Last items in stock
€6.60 €7.99 Tax incl. €6.60 Tax excl.
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INFUSION BOX Fitting

INFUSION BOX Fitting

WACIBOX25PE
Diatex
Polyolefin foam fitting resistant to any kind of thermosetting resin. 3/4" (19,05 mm) plastic threaded fittings I shape can be adjust for connection of plastic pipes with an inner diameter of 10 and 16 mm respectively. Ideal for injecting thermosetting resins with 5 cm wide plastic omega profiles.
€6.68 €8.08 Tax incl. €6.68 Tax excl.
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MTI Hose vacuum hose

MTI Hose Infusion Vacuum Line

WMTIHOSE
MTI® is the abbreviation for Membrane Tube Infusion and describes a suction hose sheathed with a microporous membrane for vacuum infusion. The MTI® hose is an air-permeable and resin-blocking line for the evacuation of air. Its ease of use and a considerable simplification of the infusion process makes MTI® hose a great choice.
€7.08 €8.57 Tax incl. €7.08 Tax excl.
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Metal valve for channel DIADRAIN MP

DIADRAIN MP Metallic Valve

WVC1012
Vacuum plug especially designed for connection with PEHD tube of 10-12 mm (inner-external) diameter, easy insert in vacuum line Diadrain MP.
Last items in stock
€23.00 €27.82 Tax incl. €23.00 Tax excl.
Squeezee infusion tubing closing clamp

Squeezee Infusion Tubing Clamp

WSQUEEZEE
Squeezee is a clamp to adjust the resin flow and disconnect the input lines thereof during infusion processes .
€32.40 €39.20 Tax incl. €32.40 Tax excl.
Aluminum / silicone VV401C valve to connect to pump

Vac Valve 401C Aluminium/Silicone Valve

WVC014C
Vac Valve 401 series is a twist lock through bag connector designed to work with quick plug assemblies. These vac valves have been used successfully at major aircraft companies holding full vacuum and pressure up to 15 bars at temperatures up to 260°C.
Last items in stock
€33.00 €39.93 Tax incl. €33.00 Tax excl.
Conjunto de enchufe rápido + válvula antirretorno para conexión de vacío

Quick Disconnect Coupling

WVC0260
The quick disconnect couplings, also called, quick plug assemblies are made of high carbon steel that have been plated to halt oxidation. The couplings have internal valves so when disconnected the airflow is shut off in both plug and socket.
€36.60 €44.29 Tax incl. €36.60 Tax excl.
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