
Interlock Wedgeless HP Face Fix Base 4mm
The Interlock Wedgeless HP Face Fix Base Window Fastener is a non-locking fastener designed for aluminium and polyvinyl chloride (PVC) window systems. It features an integrated wedgeless design where a folding flap replaces the need for a separate wedge.
This system simplifies installation and ensures consistent compression between the window sash and frame without requiring additional components.
The low profile handle makes it suitable for by-pass window applications where clearance is limited.
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Key Features
- Integrated wedgeless design using folding flap mechanism
- Low profile handle suitable for by-pass window applications
- Non-locking operation for simple use
- Face fix installation method
- Handle length of 93 millimetres
- Pressure die-cast body with nylon components
- Easy to install and operate
Available Options
- Right hand configuration
- Left hand configuration
- Available in 4 millimetre and 6 millimetre backsets within the range
- Available in Black and White finishes
Suitable Uses
- Aluminium window systems
- Polyvinyl chloride (PVC) window applications
- By-pass window installations
- Residential window hardware applications
- Installations requiring integrated wedge functionality
Full Specifications
Frequently Asked Questions
Does this fastener require a separate wedge?
No, the wedgeless design incorporates a folding flap that replaces the need for a separate wedge.
Is this a locking fastener?
No, this is a non-locking fastener intended for general window operation.
What is a common installation mistake?
Incorrect handing selection or positioning can affect operation and sealing performance.
Additional Information
- Commonly used in Australian residential window applications where a simple non-locking fastener is required.
- Integrated wedge systems reduce installation complexity and eliminate the need to match separate wedge components.
- Low profile designs are preferred in sliding or by-pass window configurations.
- Correct handing must be selected prior to installation.
Wedgeless - Installation Instructions.pdf

Wedgeless - Installation Instructions.pdf
Brava Warranty
Warranty Summary
How to Make a Claim
- Contact Terry's Tradies Pty Ltd and its associated websites, trading names, and subsidiaries first. All warranty claims must be initiated through us - contact Gold Coast Smart Locks via our Returns & Warranty page with your order details and a description of the fault.
- Have your proof of purchase ready. Your original invoice or receipt is required to support any warranty or consumer guarantee claim.
- Describe the fault clearly. Include the product name, model or SKU if known, when the fault was first noticed, and how the product was being used at the time.
- We will assess and progress your claim. Terry's Tradies Pty Ltd and its associated websites, trading names, and subsidiaries will liaise with LSC on your behalf to arrange repair, replacement, or refund as appropriate under the circumstances and applicable law.
Important Notes
Our goods come with guarantees that cannot be excluded under the Australian Consumer Law. You are entitled to a replacement or refund for a major failure and compensation for any other reasonably foreseeable loss or damage. You are also entitled to have goods repaired or replaced if they fail to be of acceptable quality and the failure does not amount to a major failure. These rights apply regardless of any additional warranty terms offered by the manufacturer or distributor.
Warranty coverage does not extend to damage caused by improper installation, misuse, accidental damage, unauthorised modification, or normal wear and tear. Products must be installed and used in accordance with the manufacturer's documentation and relevant Australian standards.
