S1 Plus is the latest in our low-e range offering ultra low-emissivity and achieving a Ug-value of only 1.0 W/m 2 K when incorporated in a double glazed IGU. It is a single stock product hence can be used for annealed, laminated and toughened applications being toughened after processing.

Pilkington Optitherm™ S1 Plus is an off-line coated, single stock product, offering superior thermal insulation performance with Ug-value of 1.0. Pilkington energiKare™ Range Our own range of energy-efficient double glazed units for use in domestic applications.

Pilkington Optitherm™ S1 Plus. Pilkington Optitherm™ S1 Plus is an off-line coated, single stock product, offering superior thermal insulation performance with Ug-value of 1.0. Pilkington OptiView™ Range Don't let reflections get in the way of what really matters.

Superior light transmittance with a highly neutral colour. It is the ultimate in thermal insulation for any situation where excessive heat loss is a concern. Provides a good level of thermal insulation with excellent solar control, providing year-round comfort.

When fitted with Pilkington Activ™ combined with a thermally efficient glass such as Pilkington Optitherm™ S1 Plus, your transformed conservatory will be warmer in the winter, cooler in the summer and will look cleaner than ordinary glass.

Specify your projects quickly and easily with Pilkington Spec-it! If you know the target U and g values for your project, then Spec-it! can help you select the right product. Two clicks to Spec-it!

Pilkington K Glass™ forms the inner pane of an energy-efficient double glazed unit, such as Pilkington energiKare™. The coating reflects heat back into the room whilst also letting in free heat from the sun, known as passive solar gain.

Pilkington Toughened Glass (THS) is the heat soaked form of Pilkington Toughened Glass for those applications where a reduction in spontaneous fracture is advantageous, such as structural applications, barriers and roof glazing.

An insulating glass unit comprising 4 mm Pilkington Optifloat™ Clear outer pane, 16 mm argon gas-filled cavity and 4 mm Pilkington Optitherm™ S1 Plus inner pane has a centre pane U value of 1.0 W/m 2 K.

Better insulation and no cold spots near windows make Pilkington K Glass™, Pilkington K Glass™ S and Pilkington Optitherm™ S1 Plus an excellent choice for conservatories, because thanks to a special low emissivity coating on the surface of the glass, it lets the sun's rays through, but reflects heat from fires and radiators back into your ...