Pet Door Window Latch Lock A LockLatch® (90–175mm) Windows High-Security Locking: Double ball locking

High-Security Locking: Double ball locking mechanism resists prying and pulling attacks

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Designed to help reinforce one of the weakest parts of many doors against pry and jemmy attacks

Common options include a buildout

it creates a strong visible barrier while folding neatly away when open — making it ideal for homeowners looking for additional security without permanent obstruction

Pet Door Window Latch Lock A LockLatch® (90–175mm) Windows High-Security Locking: Double ball lockingPet Door Window Latch Lock A LockLatch (90175mm) Top Features Extension range: 90mm 170mm High grade C304 stainless steel (satin finish) Lockable with keys included Key Strengths Pet Friendly Access: Allows small to medium pets to move freely while keeping windows doors secure. Ventilation with Security: Keeps windows or doors locked in a partially open position, maintaining airflow while deterring opportunistic intruders. Durable Stainless Steel: