Lockwood Twin Bolt Mortice Lock Kits — LW78 Series (Bi-Fold & French Door Applications) - Aria Handle, no cylinder, rods included
Non-Returnable Item
This product is a special order (build to order) item and is not returnable.
This product is a special order (build to order) item and is not returnable.
Bulky Item – Additional Shipping Charges Apply
Lengths of up to 2 metres may incur additional freight charges due to oversized handling requirements. These charges are added at checkout.
Lengths of up to 2 metres may incur additional freight charges due to oversized handling requirements. These charges are added at checkout.
Estimated Warehouse Dispatch
Usually ships in 4 business days
Usually ships in 4 business days
The Lockwood Twin Bolt (TBL) Mortice Lock series provides reliable two-point security for aluminium-framed French and bi-fold doors. With an 18mm shoot bolt throw, a robust cam-over anti-reverse drive design, and compatibility with genuine Euro cylinders, the LW78 range delivers strength, flexibility, and ease of installation for modern residential applications. Both locking and non-locking kits are available with Aria or Uno handles.
Key Features
- 18mm shoot bolt throw as standard.
- Cam-over design prevents shoot bolts being driven without handle operation.
- Non-handed lock assembly — suits LH or RH doors.
- Euro cylinder compatible (locking versions) for custom keying, master keying, or CYL4™ one-key convenience.
- Supplied with 1.0 m + 1.3 m rods (extensions available separately).
- Threaded rod connections for on-site adjustment.
- Compatible with Aria or Uno handles, locking or non-locking.
- Kit furniture available in Black (B), Satin Chrome (SC), Special Powdercoat (SPEC) or White (PW).
- Zinc die-cast lock body with improved through-hole mounting for faster installation.
- Provides two-point locking (top & bottom) for French and bi-fold doors.
Specifications
- Item Code Family: LW78 Twin Bolt Series
- Backset: 30 mm (standard)
- Rod Lengths Supplied: 1.0 m + 1.3 m
- Operation: Locking (Euro cylinder) or Non-locking
- Handle Options: Aria or Uno (locking/non-locking)
- Materials: Zinc die-cast lock body; steel rods
- Finishes: Black (B), Satin Chrome (SC), Special Powdercoat (SPEC), White (PW)
Item Code Family — Lockwood Twin Bolt Lock Kits
* Denotes finish code: B = Black, SC = Satin Chrome, SPEC = Special Powdercoat, PW = White
Suitable Uses
- Aluminium-framed French doors requiring 2-point top/bottom locking.
- Bi-fold door applications needing internal locking only.
- Projects needing Euro cylinder compatibility for special or master keying.
- Retrofits where CYL4™ one-key convenience is required across a property.
Accessories & Spares
Warranty
- General Warranty: 25 years on mechanical parts
- Finishes: Stainless/Chrome 10 yrs; Decorative/Colour Powdercoat 2 yrs
Download PDF Resources
|
Lockwood 25 Year Mechanical Warranty (Conditions Apply) |
|
Lockwood Euro Profile Mortice & Twin Bolt Locks — Catalogue |
Lockwood Warranty
Lockwood branded products are covered by manufacturer warranties issued by ASSA ABLOY Australia Pty Ltd. Warranty periods vary by product type, with separate cover for mechanical components, electrical and electronic parts, keys, and finishes.
The summary below sets out the standard warranty structure. All warranty claims are handled by Terry's Tradies Pty Ltd and its associated websites, trading names, and subsidiaries. Full terms and exclusions are set out in the official Lockwood warranty document linked at the base of this page.
Warranty Summary
Finish Coverage Guide
- Everbrass finishes: up to 25 years against corrosion, tarnishing and discolouration.
- Stainless steel, polished stainless steel, chrome plating and anodised finishes: typically up to 10 years.
- PVD and VIVID finishes: typically up to 10 years.
- Symmetry range finishes: typically up to 5 years.
- Decorative finishes (Antique Copper, Architectural Bronze, Oil Rubbed Bronze, Aged Brass, Polished Brass, Satin Brass and related variants): typically up to 2 years against corrosion.
- Unlacquered brass finishes naturally age and change appearance over time. This is not considered a defect.
- Tea staining of stainless steel is not covered where the required cleaning and maintenance have not been followed.
How to Make a Claim
For full returns and warranty claim procedures, visit our Returns & Warranty page - this is kept up to date and is the authoritative reference for current claim steps.
- Contact Terry's Tradies Pty Ltd and its associated websites, trading names, and subsidiaries with your proof of original purchase.
- Keep the product securely packed and clearly identified, ready for assessment.
- Where a claim is escalated to the manufacturer, ASSA ABLOY may issue a case number before goods are returned.
- ASSA ABLOY assesses the claim and determines repair, replacement with the same or closest equivalent product, or refund of the purchase price.
Exclusions
- Normal wear and tear.
- Misuse, abuse, accidental damage or use outside published specifications.
- Improper maintenance or failure to follow care instructions.
- Unauthorised modification, repair or use of non-genuine parts.
- Exposure to corrosive environments including coastal air, salt spray, chemicals or pollution.
- Removal, refitment or associated labour charges.
- Products not originally sold in Australia through authorised channels.
Australian Consumer Law
These manufacturer warranties apply in addition to your rights under the Australian Consumer Law. Our goods come with guarantees that cannot be excluded under the ACL. You are entitled to a replacement or refund for a major failure and to compensation for any other reasonably foreseeable loss or damage. Where a failure does not amount to a major failure, you are entitled to have the goods repaired or replaced.
These manufacturer warranties apply in addition to your rights under the Australian Consumer Law. Our goods come with guarantees that cannot be excluded under the ACL. You are entitled to a replacement or refund for a major failure and to compensation for any other reasonably foreseeable loss or damage. Where a failure does not amount to a major failure, you are entitled to have the goods repaired or replaced.
