Crystal uPVC Casement Window - 1190mm x 1115mm - White

This Crystal uPVC casement window features a high-performance 36mm triple-glazed unit, offering ex...

Best current price£416.00from Homebase

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5 offers from £416.00 - £479.45

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HomebaseCrystal-Direct Crystal Upvc Triple Glazed Window Lh Side Hung And Top Opener White Clear Glass 1190X1115mm
Free delivery in 1–3 days
£416.00
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wilkoCrystal-Direct uPVC Triple Glazed Window Left Hand Side Hung and Top Opener White 1190x1115mm
Free delivery in 1–3 days
£416.00
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Robert DyasCrystal Triple Glazed Window - White - LH Top Opening - 1190 x 1115mm - PVC-U
£2.95 delivery
£418.99
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Travis PerkinsCrystal Triple Glazed uPVC Window White Left & Top Hung 1190mm x 1115mm Clear
Free delivery in 1–3 days
£479.45
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Product Information

Full details

The Crystal uPVC Casement Window is ideal for homeowners looking to significantly improve thermal efficiency and noise reduction in their living spaces. Featuring a 36mm triple-glazed unit, this window provides an impressive U-value of 1.0 W/m2K and an A-rating for energy performance, though professional installation is recommended due to the precise nature of window fitting and the weight of the triple-glazed unit.

All features

ColourWhite
Model Part Number36WHTG11901115
BrandCrystal

Extended Product Information

FAQs

What does the U-value of 1.0 W/m2K mean?

The U-value measures the rate of heat transfer; a lower value indicates better insulation. 1.0 W/m2K is excellent for energy efficiency.

How do I determine the opening side?

The opening configuration is viewed from the outside. This model features a left-hand side-hung vent, meaning the hinges are on the left when viewed externally.

Can I install this window myself?

While technically possible for experienced DIYers, professional installation is strongly advised due to the weight of triple glazing and the necessity of achieving a weather-tight seal.

What is a night vent position?

A night vent position allows the window to be locked slightly ajar, providing security while allowing a small amount of ventilation.

Does this window come with a cill?

Yes, this unit includes a 150mm cill as part of the package.

How do I maintain the uPVC frame?

Simply wipe down with a mild detergent and water. Avoid using bleach, abrasive cleaners, or solvent-based sprays.

Troubleshooting

Window is difficult to open or close

Check if the frame has shifted or if debris is obstructing the track; apply a light lubricant to the hinges and locking points.

Drafts detected around the seal

Inspect the rubber gaskets for signs of wear or debris; if the seal is compromised, ensure the window is correctly adjusted via the locking cams.

Condensation inside the glass panes

If condensation appears between the triple-glazed panes, the seal has failed and the unit will need to be replaced.

Pros and Cons

Pros

  • Excellent thermal performance with a 1.0 W/m2K U-value
  • Triple glazing provides significant noise reduction
  • High security through integrated espag locking system
  • Includes essential hardware and 150mm cill
  • Helps prevent condensation build-up

Cons

  • Triple-glazed units are heavier than standard double glazing
  • Requires professional installation to ensure a perfect seal
  • Opening configuration (left-hand side-hung) must be checked before ordering

Setup, Compatibility & Care

Installation should always be performed by a qualified window fitter to ensure compliance with building regulations and to guarantee the unit is properly plumb and square. The window is viewed from the outside to verify the opening configuration; ensure the left-hand side-hung layout suits your architectural requirements before installation.

For care, clean the uPVC frames regularly with a soft, non-abrasive cloth and warm soapy water to prevent staining. Avoid harsh chemicals or abrasive sponges. Lubricate the locking mechanism and hinges annually with a light machine oil to ensure smooth operation and longevity of the hardware.

Price History

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