Lockwood 220D Detention Square Plate - Concealed Fix - Flush Pull and Privacy Indicating Turnknob | Left & Right Hand | Satin Stainless Steel
The Lockwood 220D Detention Series Square Plate with Flush Pull and Privacy Indicating Turnknob is a heavy-duty, anti-ligature plate designed for use in hospitals, detention facilities, correctional centres and institutional environments. This concealed fix plate features a 162 x 180mm square base plate with a 161 x 75mm bevelled top plate, secured with six concealed fixing points. A privacy indicator is included, showing occupied/vacant status and enabling emergency release from the exterior. The turnknob features a clutching mechanism that allows the cylinder to retract the bolt even if the turnknob is held from the inside - a critical security feature for detention and healthcare environments.
Plates are engineered to be completely free of ligature points and covers fixing holes from existing Artefact 200 Series square plate fixing holes, making it suitable for facility upgrades. Supplied in Satin Stainless Steel, left and right hand. Compatible with Lockwood Selector 3770, Synergy 3570 and 3579 Secure Area Rated Mortice Locks.
Usually ships in 16 business days
Please confirm handing and suitability before ordering. Detention Series products are manufactured to order and cannot be returned.
Available Finish Options
Satin Stainless Steel
SS
Satin Stainless Steel is the only available finish for the Detention Series.
Fire Rated
- Fire rated up to 2 hours - AS1905.1:2005. Fire performance is dependent on doorset type and configuration. Compliance is system-based and limited by the FRL of the complete doorset assembly.
Key Features
- Detention Series square plate, 162 x 180 x 2mm base plate + 161 x 75 x 3mm bevelled top plate - heavy duty institutional design
- Function 36: Flush Pull and Privacy Indicating Turnknob
- Clutching mechanism - cylinder retracts bolt even if turnknob held from inside (standard detention security feature)
- Privacy indicator - shows occupied/vacant from exterior. Emergency release capability.
- Anti-ligature - plate and knob/lever designed free of all ligature points
- 6 fixing points, concealed fixings. Fixing screws supplied (35-45mm standard).
- Covers fixing holes from existing Artefact 200 Series square plate fixing holes - suited to facility refurbishments
- Left and right hand available. Satin Stainless Steel only.
- Fire rated to 2 hours - AS1905.1:2005. High security AS4145.2:1993 (S3). D3 durability.
- Compatible with Lockwood Selector 3770, Synergy 3570 and 3579 Secure Area Rated Mortice Locks.
- 25-year mechanical warranty. Designed and assembled in Australia.
Suitable Uses
- Hospitals, healthcare facilities and mental health units where anti-ligature hardware is mandated
- Detention facilities, correctional centres and juvenile justice environments
- Institutional doors requiring heavy-duty, high-security square plate furniture
- Refurbishment of doors fitted with Lockwood 200 Series Artefact furniture - covers existing fixing holes
- Single-occupancy rooms, bathrooms and accessible amenity doors requiring privacy indication
Full Specifications
Item Codes
Helpful Tips
- Clutching mechanism: The turnknob includes a clutching tailbar that allows the cylinder to retract the bolt even if the turnknob is held from the inside - standard for detention applications.
- Handing: Determined by which side the hinges are on when facing the door from outside. Left Hand = hinges on the left. Confirm handing before ordering.
- Flush pull minimum door thickness: 50mm minimum door thickness is required when fitting flush pulls back to back.
- Refurbishment use: This square plate is designed to cover the existing fixing hole pattern of Artefact 200 Series furniture.
- Fixing screws: Standard 35-45mm fixing screws supplied. For thicker doors (45-55mm) order Torx anti-tamper (220D11/55) or standard (220D12/55) screws separately.
- Non-returnable: Confirm function, handing and suitability before ordering. Detention Series items are manufactured to order.
Mechanical: 25 years.
Lockwood offers a comprehensive range of plate door handle series to suit residential, commercial and institutional applications.
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
- 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.
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.
