Pilkington Optitherm™ S1 Plus Low Emissivity - Ultra low-emissivity glass
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EPD
Certificate type
EPD
Certificate type
EPD
Certificate type
EPD
Certificate type
EPD
Certificate type
EPD
Certificate type
EPD
Certificate type
EPD
Certificate type
EPD
Certificate type
Ultra-low-emissivity glass and achieving a Ug-value of 1.0 when incorporated in a double glazed IGU.
Application
- Residential and commercial applications.
- Windows.
- Conservatories.
- Facades.
- Curtain Walling.
- School.
- Hospital Glazing.
Description
Pilkington Optitherm™ S1 Plus offers ultra-low-emissivity and achieves a Ug-value of only 1.0 W/m2K 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 combines superior light transmittance with a highly neutral colour. It is the ultimate in thermal insulation and should be specified for any situation where excessive heat loss is a concern.
Features and benefits:
- Ultra-low Ug-value 1.0 W/m²K in a double glazed IGU, in accordance with EN 673.
- Ug values as low as 0.5 in triple IGUs.
- Energy efficient way to reduce heating bills and environmental impact through reduced CO2 emissions.
- Highly neutral appearance in transmission and reflection.
- Suitable for both domestic and commercial applications including refurbishment and new build.
- Available in a range of sizes and thicknesses for various applications.
- Available in combination with Pilkington Optilam™ and Pilkington Optiphon™ for impact resistance, increased security or improved noise reduction.
- It can be combined with other products from our range to provide additional benefits such as safety, security, noise control, self-cleaning and solar control.
General information
Color | Clear |
Finish | Coated |
Material | Glass |
Shape | Square Rectangle |
Length | Bespoke |
Width | Bespoke |
Height | Bespoke |
Warranty description | Manufacturer guidanceDependant on unit manufacturer |
Uniclass | |
CAWS | H10/10 Patent glazing L40/430 Single glazing into grooves – non-setting compound L40/371 Bead-fixed insulating glass units – cellular adhesive/ mastic tape L20/280 Doors L40/380 Bead-fixed insulating glass units – solid bedding, outside bead L20/430 Wood doorsets L40/260 Bead-fixed single glazing – extruded gasket L40/58 Bead-fixed insulating glass units – solid bedding, inside bead L20/420 Wood doorsets L40/370 Bead-fixed insulating glass units – insert gasket sections L40/381 Bead-fixed insulating glass units – solid bedding, inside bead L40/450 Single glazing into grooves – sealant capping L40/410 Single glazing into grooves – extruded rubber/ PVC sections L20/25 Wood panelled doors L40/57 Bead-fixed insulating glass units – solid bedding, outside bead H10/115 Patent glazing L40/310 Bead-fixed single glazing – tape, sealant and trim L10/45 Rooflights L10/33 Proprietary windows L10/31 PVC-U windows L10/3 PVC-U windows L10/25 Aluminium windows L10/20 Steel windows L10/15 Wood windows L10/10 Wood windows L20/20 Wood flush doors L40/350 Bead-fixed single glazing – curing compound and trim L40/230 Bead-fixed single glazing – non-setting compound L40/470 Zipper gasket glazing L20/250 Wood panelled doors L40/490 Single-sided gasket glazing L10/580 Secondary glazing systems L10/560 Glazed screen systems L10/550 Glazed metal screens L10/510 Glazed wood screens L10/480 Roof windows L10/460 Rooflights L10/400 Composite windows L10/390 Proprietary windows L10/350 PVC-U windows L10/330 Aluminium windows L10/310 Steel windows L10/210 Wood windows L40/372 Bead-fixed insulating glass units – loadbearing tapes/ synthetic rubber and sealant capping L40/250 Bead-fixed single glazing – tape and sealant L40/55 Bead-fixed insulating glass units – drained and ventilated bead L20/480 Doorsets L40/330 Bead-fixed single glazing – capping H13/115 Structural glass assembly H11/110 Curtain walling L20/230 Wood flush doors L20/55 Doorsets L40/50 Bead-fixed single glazing |
SKU Code | N/A |
Specification data - Thermally toughened glass sheets
Classification data | |
Composition | Low-emissivity glass. |
Toughening process | Guidance for specification option: Consult manufacturer and insert requirements or omit. |
Thickness | Guidance for specification option: Available in a range of sizes and thicknesses for various applications. Consult manufacturer and insert requirements. |
Body colour | Clear. Guidance for specification option: Highly neutral colour. |
Coating | |
Type | Low-emissivity. |
Performance requirements | |
Light | Transmittance 0.32—0.66; Reflectance 0.09—0.25. Guidance for specification option: Consult manufacturers literature. |
Total shading coefficient | 0.31—0.55. Guidance for specification option: Consult manufacturers literature. |
Thermal insulation | 1.0 W/m²K. |
SolarTransmittance | 0.27—0.50. Guidance for specification option: Consult manufacturers literature. Manufacturer guidanceTotal transmittance (g value). |
Sustainability data
Contains Red List materials | No |
Country of material origin | Europe |
Country of product manufacture | United Kingdom |
Material | Glass |
A1–A3 ('Production stage') | Embodied carbon as defined in BS EN 15804 |
Normalized unit | |
Declared unit | 2.79 kg CO₂ eq/m² Certified Lower emissions |
Recyclability | Glass panes can be re-melted once correctly separated from glass unit |
Recycled contentAs defined in clause 7.8 of BS EN ISO 14021 | 20 % |
Product certifications
Pilkington Online Coated Float Glass EPD Pilkington Offline Coated Low-iron Float Glass EPD Pilkington Thermally Toughened Offline Coated Float Glass EPD Pilkington Thermally Toughened Offline Coated Low-iron Float Glass EPD Pilkington Double IGU (4/16/4) with Offline coated glass EPD Pilkington Double IGU (6/16/6) with Offline Coated Glass EPD Pilkington Double IGU (6/16/8.8) with Toughened Offline Coated Glass EPD Pilkington Triple IGU (4/12/4/12/4) with 2 x Offline Coated Glass EPD Pilkington Triple IGU (6/12/6/12/8.8) with 2 x Offline Coated Glass EPD
Product certifications
EPD
Pilkington Online Coated Float Glass EPD
EPD
Pilkington Offline Coated Low-iron Float Glass EPD
EPD
Pilkington Thermally Toughened Offline Coated Float Glass EPD
EPD
Pilkington Thermally Toughened Offline Coated Low-iron Float Glass EPD
EPD
Pilkington Double IGU (4/16/4) with Offline coated glass EPD
EPD
Pilkington Double IGU (6/16/6) with Offline Coated Glass EPD
EPD
Pilkington Double IGU (6/16/8.8) with Toughened Offline Coated Glass EPD
EPD
Pilkington Triple IGU (4/12/4/12/4) with 2 x Offline Coated Glass EPD
EPD
Pilkington Triple IGU (6/12/6/12/8.8) with 2 x Offline Coated Glass EPD
Literature
Literature type
Pilkington UK Glass Range Brochure
Pilkington UK Glass Range Datasheet
Case studies
1 Aylesbury Street, London
Slimming World Headquarters
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