Glass tools & reference
Free calculators and plain-English references for anyone buying or working with glass in India — homeowners, architects, fabricators and dealers.
Calculators
Glass weight calculator
Panel weight from size and thickness — annealed, toughened, laminated and DGU.
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Glass price estimator
Indicative budget range for your glass requirement, from pan-India market rates.
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Glass thickness guide
Which thickness to use for showers, partitions, railings, table tops, wardrobes and windows.
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mm → sq ft converter
Convert panel dimensions in mm to square feet, the unit glass is quoted in.
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Reference guides
Glass HSN codes & GST rates
HSN chapter 70 codes for glass products with current GST rates for invoicing.
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Indian glass standards (IS/BIS)
IS 2553, IS 14900 and BIS marking — where safety glass is mandatory, in plain English.
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Types of glass compared
Toughened vs laminated vs annealed vs DGU vs frosted — strength, safety, price and where to use each.
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Standard glass sheet sizes
Jumbo and cut sheet sizes available in India, per thickness and glass type.
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Glass trade glossary
Trade terms explained — float, figured, DGU, patti, frosting, heat-soaking and more.
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