Float glass is the flat, transparent and uncoated base glass, which has parallel and fire polished surfaces. Made by pouring and flowing over a tin bath.
According to DIN EN 572-2 float glass exists as:
- Usual bright, uncoloured glass with a slight green intrinsic colour, which can become more apparent with increasing thickness,
- mass coloured glass
- very clear glass with low intrinsic colour (white glass)
- Borosilicate glass