This Franke GMD611WH Gemini kitchen sink is made from Tectonite, a material known for its strength and durability. Tectonite is heat resistant up to 300C, lightweight, and highly resistant to scuffs, scratches, and chips. It features a 1.0 bowl design and is reversible. The sink requires a minimum base unit of 600mm. Overall dimensions are L970 x D500 mm, with cut-out dimensions of W950 x D480 mm. It comes with a 50-year guarantee. The manufacturer is Franke.