
Whitco MK8 Chainwinder – Non Locking, Mild Steel Chain (Retail Pack)
Key Features
- Whitco MK8 non locking chainwinder for awning windows.
- Chain type operator suitable for aluminium or timber windows.
- Retail pack supplied with printed installation instructions.
- Smooth and quiet chain operation.
- Maximum opening approximately 300 mm.
- Approximately 19 handle turns to fully open.
- Through flyscreen operation for convenience.
- Foldable knob handle reduces interference with blinds.
- Retrofits existing Whitco MK7 and MK8 chainwinder models.
- Restriction clip compatible for limiting opening to 100 mm or 150 mm.
Specifications
- Series: Whitco MK8
- Product Type: Non Locking Window Chainwinder
- Chain Material: Mild Steel
- Pack Type: Retail Pack
- Window Type: Awning Windows
- Window Frame: Aluminium or Timber
- Maximum Opening: 300 mm
- Handle Turns: Approximately 19
- Body Material: Zinc Diecast
- Base Plate: Passivated Zinc Steel
Available Finish Options
Brown
White
Black
Finish selection does not affect the mechanical operation or safety restriction function.
Dimensions
Frequently Asked Questions
What windows does this chainwinder suit?
This MK8 chainwinder suits aluminium or timber awning windows fitted with butt hinges, hook hinges or non friction stays.
Is this chainwinder lockable?
No. This model is a non locking chainwinder designed purely for opening and closing the window.
Can the window opening be restricted?
Yes. A Whitco MK8 restriction clip can be fitted to limit opening to approximately 100 mm or 150 mm.
Additional Information
- Whitco MK8 chainwinders are commonly used in Australian residential window systems.
- Designed as a replacement for older Whitco MK7 chainwinders.
- Suitable for windows up to approximately 15 kg sash weight.
- Corrosion resistant stainless steel chain versions are also available.
Whitco branded products are covered by a 10 Year manufacturer warranty against defects in materials and workmanship.
- Pneumatic door closers: 12 months
- Keys: 12 months
- Finishes and cosmetic damage: excluded
- Removal, refitment and labour: excluded

Whitco Warranty Overview
Whitco branded products are manufactured by ASSA ABLOY Australia Pty Ltd and are covered by manufacturer warranties applicable to products sold in Australia. The warranty covers defects in material and workmanship subject to limitations, exclusions and proper installation and maintenance.
This summary outlines the key elements of Whitco warranty coverage. Full warranty terms, claim procedures and exclusions are detailed in the official Whitco warranty documentation.
Warranty Periods Summary
Finish & Material Notes
- Stainless steel is corrosion resistant but not stain-proof.
- Tea staining may occur if products are not cleaned and maintained in accordance with manufacturer recommendations.
- Cosmetic finish deterioration or appearance damage is not covered by warranty.
What the Warranty Covers
- Defects in materials and workmanship within the applicable warranty period.
- Assessment by ASSA ABLOY to determine whether warranty coverage applies.
- Repair, replacement with the same or closest equivalent product, or refund of purchase price at ASSA ABLOY's' discretion.
Common Warranty Exclusions
- Normal wear and tear.
- Misuse, abuse or installation outside manufacturer specifications.
- Improper maintenance or neglect.
- Unauthorised modification or repair.
- Use of non-genuine ASSA ABLOY parts.
- Exposure to corrosive environments including coastal air, salt spray, chemicals or high humidity.
- Removal, refitment, transport or labour costs.
- Second-hand goods or products not originally sold through authorised Australian channels.
Warranty Claim Process
- Retain proof of original purchase.
- Return the product to the authorised retailer from whom it was purchased where applicable.
- If claiming directly with ASSA ABLOY, contact customer service to obtain a Case Number.
- Securely package the product and include proof of purchase.
- Clearly mark the Case Number on the returned package.
Australian Consumer Law
Whitco warranties operate in addition to rights provided under the Australian Consumer Law. Goods come with guarantees that cannot be excluded under Australian law.
Customers may be entitled to a replacement or refund for a major failure and compensation for reasonably foreseeable loss or damage. Where a product fails to meet acceptable quality standards and the failure does not amount to a major failure, the customer is entitled to repair or replacement.
Official Warranty Documents
Whitco Warranty Overview
Whitco branded products are manufactured by ASSA ABLOY Australia Pty Ltd and are covered by manufacturer warranties applicable to products sold in Australia. The warranty covers defects in material and workmanship subject to limitations, exclusions and proper installation and maintenance.
This summary outlines the key elements of Whitco warranty coverage. Full warranty terms, claim procedures and exclusions are detailed in the official Whitco warranty documentation.
Warranty Periods Summary
Finish & Material Notes
- Stainless steel is corrosion resistant but not stain-proof.
- Tea staining may occur if products are not cleaned and maintained in accordance with manufacturer recommendations.
- Cosmetic finish deterioration or appearance damage is not covered by warranty.
What the Warranty Covers
- Defects in materials and workmanship within the applicable warranty period.
- Assessment by ASSA ABLOY to determine whether warranty coverage applies.
- Repair, replacement with the same or closest equivalent product, or refund of purchase price at ASSA ABLOY's' discretion.
Common Warranty Exclusions
- Normal wear and tear.
- Misuse, abuse or installation outside manufacturer specifications.
- Improper maintenance or neglect.
- Unauthorised modification or repair.
- Use of non-genuine ASSA ABLOY parts.
- Exposure to corrosive environments including coastal air, salt spray, chemicals or high humidity.
- Removal, refitment, transport or labour costs.
- Second-hand goods or products not originally sold through authorised Australian channels.
Warranty Claim Process
- Retain proof of original purchase.
- Return the product to the authorised retailer from whom it was purchased where applicable.
- If claiming directly with ASSA ABLOY, contact customer service to obtain a Case Number.
- Securely package the product and include proof of purchase.
- Clearly mark the Case Number on the returned package.
Australian Consumer Law
Whitco warranties operate in addition to rights provided under the Australian Consumer Law. Goods come with guarantees that cannot be excluded under Australian law.
Customers may be entitled to a replacement or refund for a major failure and compensation for reasonably foreseeable loss or damage. Where a product fails to meet acceptable quality standards and the failure does not amount to a major failure, the customer is entitled to repair or replacement.