Yale’s Mantis 4 door lock offers the best in strength and durability for all types of doors. Designed and manufactured in the UK to suit PVCu, composite and timber style doors its unique hook and linear bolt lock points ensure the ultimate in security. It also works seamlessly with both single and french door applications.

Auxiliary units

• Mantis 4’s unique hook and linear bolt unit and pre-compression rollers are cleverly positioned to assist with PAS24: 2016 test accreditation
• Unique hook and linear bolt lock points
• Pre-compression rollers

Centre unit

• Strengthened centre case offering enhanced security for added peace of mind
• Reversible latch
• The easy to use push-in latch snib feature has been designed specifically to prevent accidental lock outs
• PZ92 centre case

 Faceplate

• 430 Stainless Steel
• 16mm or 20mm faceplate options
• Range includes square and radius ends
• Yale and Mantis faceplate branding

Keep Options

A 13mm axis one piece keep allows greater loads during testing. 

One piece and individual keeps are available for PVCu doors

• Zinc end caps
• Screw-in, hardware plastic tidy boxes for improved longevity and more aesthetically pleasing look
• Range includes Hexagon allen key cam options for +/- 2mm adjustment

Three piece composite door keeps available

• Adjustable hook and linear bolt keep +/- 2mm adjustment 
• Centre keep +/- 2mm adjustment

Testing & Accreditation

• 10 year mechanical guarantee
• Corrosion tested to BS EN 1670:2007 Grade 4 (240 hrs)
• Endurance tested to 50,000 cycles
• Made in Britain
• Included within the Lifetime Security Guarantee (T&Cs apply)

Maintenance & Material Specification

Yale recommends that all moving components are lubricated using a non-acidic mineral oil at least twice a year and surface cleaned with a damp cloth. The product may need to be adjusted to ensure satisfactory operation

• Lock case: Galvanised mild steel
• Faceplate: 430 stainless steel
• Keeps: Mild steel, BZP and clear trivalent