Crystal Double Glazed Window - Black

The U-value of this window is 1.4 W/m2K, indicating good thermal insulation performance.

'LH Side Hung' means the window opens outwards from hinges located on the left side, as viewed from inside your property.

Double glazing with argon gas fill generally offers improved sound insulation compared to single glazing. However, specific acoustic ratings are not provided.

No, the clear glazed panel is fixed and cannot be opened. Only the side-hung section is operable.

The black PVC frame requires minimal maintenance. Regular cleaning with a damp cloth and mild detergent is usually sufficient. Avoid abrasive cleaners.

Low E (Low Emissivity) glass has a microscopically thin, transparent coating that reflects infrared light. This helps to keep heat inside during winter and outside during summer, improving energy efficiency.

Yes, the window includes a white handle as part of the package for operation.

Check for any obstructions in the frame or track. Ensure the espag locking mechanism is fully disengaged. If the issue persists, the hinges or mechanism may require lubrication or adjustment by a professional.

This indicates a failure of the sealed glazing unit. The unit will need to be replaced by a qualified professional.

Check the seals around the frame and glass for damage or gaps. Ensure the window is properly closed and locked. Re-sealing or adjusting the window may be necessary; consult a professional if needed.

Ensure no debris is obstructing the lock. Apply a small amount of silicone-based lubricant to the moving parts of the espag handle and mechanism. If the issue continues, professional servicing is required.