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Cobra® HYBRID fastening clip 8-18

Ideal for composite decking

Quick to install
AISI304 stainless steel
UV resistant
All you need to know
  • Quick & precise installation: screw pre-fitted into the clip
  • Easy removal of one or more boards
  • Compatible with thermo-wood and wood composite boards between 20 and 25 mm thick
  • Safe and aesthetics : invisible fixing
  • Robust and resistant to outdoor conditions
  • Tear strength up to 300 kg on hardwood joists
  • Anti-reflect matt black

The concept of the Cobra® Hybrid 8-18 clip

The Cobra® Hybrid 8-18 clip is a bi-material fastener in matt black to avoid light reflections. Thanks to its 304 stainless steel hooks, it holds your deck boards firmly against the joist. It's quick and easy to install. Thanks to its polypropylene base, there's no need for board spacers, and the Cobra® clip cuts the time needed to build your deck by at least 30% compared with conventional screw installation. Only one screw is needed per clip, and thanks to its self-drilling head, a simple bit (supplied with the clips and screws) is all you need to install the Cobra® clip on the joist without pre-drilling.

The Cobra® 8-18 clip is part of the Cobra® Hybrid range of clips:

1. Cobra® 7-22 clip for bamboo and termo-treated wood decking
2. Cobra® 8-18 clip for composite decking
3. Cobra® 8-25 clip for hardwood decking

Cobra® Hybrid 8-18 clip installation video

Characteristics of the Cobra® Hybrid 8-18 clip

Materials
• Clip : AISI304 stainless steel (A2) + Polypropylene
• Screw: AISI410 stainless steel 410 (C1)
Dimensions
• Screw: 4.5mm (width) x 30mm (length)
• Thickness of stainless steel plate: 1.5mm
Packaging
• 90 clips with pre-installed screws
• 1 Torx bit

The Cobra® Hybrid 8-18 clip is compatible with composite wood and thermo-modified wood deck boards, for installation on wood and aluminium joists.

The wall thickness of the aluminium joist must be at least 2 mm.

A bi-material Clip: Exclusive & Innovative

1 - Stainless steel screw: Torx pattern for comfort and precision
2 - Clip with claws: 6 claws (3 on each side to hold the blade firmly)
3 - Stainless steel blade: AISI 304, 30 mm wide and 1.20 mm thick
4 - Hollow structure to absorb the movements of the composite wood
5 - Self-drilling point for fixing in wood or aluminium
6 - Polypropylene body: black anti-UV with a width of 6 mm

The Hybrid 8-18 S and M clip screw

For a quick and easy installation

AISI410 stainless steel screws 4.2 x 27 mm size S and 35 mm size M
Torx TX15 print
Self-drilling point for wood and aluminium
Drilling capacity in aluminium: 3 mm
Drilling in hardwood up to 800 kg/m3 density
Reduced 6 mm diameter head
Black lacquered

Hybrid 8-18 L clip screw

Screw 4.8 x 43 mm size L in AISI410 stainless steel
Torx TX20 print
Self-drilling point for wood and aluminium
Drilling capacity in aluminium: 4 mm
Drilling in hardwood up to 900 kg/m3 density
Reduced 6 mm diameter head
Black lacquered

Optional: AIRSPACER wedge

The Cobra Airspacer wedge promotes ventilation between the board and the joist without affecting the action of the fixing clip or the movement of the wood.

Its customised design fits perfectly under the hollow base of the Cobra Hybrid clips, making installation quick and easy.

The Airspacer helps to limit the shearing effect on the fixing screw.

Installing deck boards with the Cobra® Hybrid 8-18 clip

STEP 1.

Fix the Start/End clip then put the first deck boards.

 

STEP 2.

Place the clip (claw side) in the groove of the boards and then plug the next boards (curved side) to stop on the clip wedge.

STEP 3.

Screw the clip while holding the deck boards. Use a hammer for proper boards insertion.

STEP 4.

Repeat until the last boards and finish with the final Start/end clip.

 

No need for clamps, clamps or boards spacers, the Cobra® clip reduces the building time of your deck by at least 30%, A single screw that is pre-fitted is sufficient per clip and thanks to its self-drilling screw, a simple bit (sold with clips and screws) is required to attach the Cobra® fastener to the joist.

Important: finger-jointing the boards

To join the two boards together, it is essential to double the joist so that two separate clips can be fitted at each end of the board.

The maximum distance between two joists is 40 centimetres.

A universal clip

The Cobra® Hybrid clip is universal. It can be screwed onto all your joists, whether wood or aluminium, using a high-performance screw. A unique clip designed to suit all decking projects.

The hooks are made from 304 stainless steel. This austenitic stainless steel is commonly used in tooling to guarantee the hardness of the clip, ensure that the board is held firmly against the joist and control board expansion.

High resistance to tearing

Our design office registered this "Hybrid" clip model made from two complementary materials in order to take advantage of their intrinsic characteristics. The clip and its screw resist extreme temperatures, insects, chemicals, chlorine, frost and humidity without oxidising.

Tear strength varies according to the type of joist: 320 kg on exotic wood joists, 135 kg on softwood joists and 205 kg on aluminium joists.

Beware of projects in "polluted" environments. For projects less than 50 m from a coastline or in confined, poorly ventilated areas with a constant saline atmosphere, please consult us.

Optional: Start and end clip

The Start/End clip or the Start and End clip can be used in addition to avoid any visible screws on the decking.

Alternatively, Cobra® stainless steel WPC coloured head screws can be used.

Packaging of the clip

Size Code FR Code NL Code EAN Parcel Pallet Weight (kg)
8-18 S FR1989 NL2918 3700421819898 8 640 0,88
8-18 M FR0993 NL2174 3700421809936 8 640 0,88
8-18 L FR1987 NL2919 3700421819874 8 640 0,88

A removable structure: the steps for replacing a blade

A special bit with an elongated head for screwing (or unscrewing) between the two blades is supplied with the fitting. This is a major advantage when you need to replace a defective boards or access the cables under your decking without having to dismantle the whole structure. Here are the steps to follow:

STEP 1

1. Unscrew the clips

2. Spread the clips on the ends

STEP 2

3. Remove the old boards

4. Place the new boards

STEP 3

5. Replace the clips

6. Screw in the new boards

Technical documents

  • COBRA_FICHE-TECHNIQUE_CLIP8-18_EN_WEB2.pdf

Discover also

DECK STRUCTURES
DECK TOOLS
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