Vinyl Windows: Sealed Units

Maximum tempered sizes by thickness

Insulated Glass Sizing Chart

Standard spacer bar thickness for our Wood Windows and our 2000 Series Slider Windows is 1/2", for our Combo Windows and our 4000 Series Casement windows the spacer bar thickness is 5/8".

Westeck assumes no responsibility for glass left at our facility for over 10 days.

Westeck is not responsible for customer's own glass at any time during insulation, fabrication, tempering, loading/unloading, transportation or storage. All claims for damaged or defective goods must be made within 48 hours of receipt. Westeck assumes no responsibility for breakage of any kind, after the customer receives the order. Freight damage by common carrier must be claimed against the freight company. Westeck assumes no responsibly for third party freight damage.

For safety identification, Westeck uses a logo on all heat treated glass. If your application does not require a logo, you must indicate on each order that you place with us. Westeck assumes no responsibility for code compliance on glass that has been ordered without logo’s.

Westeck views pinhead as having no specific pattern orientation and cuts accordingly.

When ordering shapes, always list: BASE x LEFT x RIGHT x TOP. Westeck assumes without exception, that glass is measured and ordered from the outside looking into the building. Cutting tolerances are: +/- 1/16"...3-6MM, +/- 1/8"...8-12MM, +/- 3/16"...15-19MM