Welcome to our store! FEATURES: The sash window blocker is effectively a heavy duty door blocker and sash window lock. This is a must-have accessory for your home to add security and prevent intruders from accessing your front door, other exterior doors or PVC windows. This is possible by preventing the lever of the door or window leaf. CHILD SAFETY LOCKS: These door and window locks protect curious children from unlocking the sash blocker and opening the window or door on their own, helping to keep your child safe when out of the way. your field of vision. SECURE LOCKED ARM: The sash lock features a durable locking arm that does not move from its position once locked in place with the key (i.e. it acts like a door lock with key). This ensures complete security, providing additional resistance against forced entry. FINISH: These sash blockers are made of high quality cast zinc for strength and durability. They are finished in pure white to match the most popular color of PVC frames. The slim design offers a clean look that won't take away from your home decor. Please refer to the images for detailed product dimensions. ACCESSORIES: All fixings are supplied including keys, fixing screws and plastic hole covers. They also come with 1mm and 2mm packers to ensure a secure fit. PVC door and window blockers are simple to use and easy to install. You don't need to be a DIY expert, and you only need basic tools to complete the installation. Scope of delivery: 2 pieces (with accessories) Product color: White Product size: 75*21mm Note: Manual measurement, please allow 1 - 3cm error!!! 100% Satisfaction - Our customers are our priority. If you find any problems with the products after receiving the goods, such as damage and incorrect quantity, please contact us immediately. We do our best to provide you with satisfactory after-sales service.