Light spill or light pollution is excessive, misdirected, or obtrusive artificial light, often emitted from buildings. If there is too much light pollution, it can wash out starlight in the night sky, interfere with astronomical research and disrupts ecosystems.

The householders are focused on saving energy and maintaining a comfortable internal environment. Overall though, in many cases the condensation does not last long and a little heat from the sun warms the outer glass enough to evaporate the moisture, a gentle breeze or wind will also do the same job.

We recommend that glass is cleaned with a clean cloth and a clear non-abrasive cleaner, such as clean soapy water or a proprietary window cleaner. For glass with a patterned, etched or sandblasted surface, a stiff bristle or nylon brush can be used to remove dirt from the recesses in the surface.

For optimum noise reduction, Pilkington Optiphon™ is a laminated product, which has a special acoustic PVB interlayer. Available in a number of different thickness from 6.8 mm to 16.8 mm, this product can be combined with other products in double glazed units to achieve excellent sound reduction.

Pilkington United Kingdom Limited, part of the NSG Group, is celebrating its history with the creation of a new online heritage hub, ‘The History of Pilkington UK’, in recognition of its rich past in the glass industry.

We offer a range of products which can provide thermal insulation to reduce heat loss in winter: Use our online Supplier Finder to find your nearest supplier of Pilkington UK glass. Was this helpful? Yes. No. Ask Pilkington.

Haze is an optical phenomenon which makes the glass look like it is covered in a very fine, uniform layer of dust when viewed from an oblique angle or viewed under strong light incident on the glass at an oblique angle. Our original Pilkington K Glass™ can, under certain lighting conditions, display this phenomenon to a limited extent.

BS 6206 has now been superseded and replaced by EN 12600. Marking of safety glass has now changed. Please see BS 6262 Part 4 for requirements. EN 12600 defines the term ‘breaks safely’ by reference to the outcome of the impact test.

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Safety glass is usually required in critical locations such as glass in and around doors and low level glazing in general. There are two types of safety glass: toughened glass and laminated glass (Pilkington Optilam™).