Description
Brand: Sunview Rooflights. Fixed/opening windows: Fixed windows. Glass finish: Clear. Glazed: Fully glazed. Material: Glass. Model name/number: F21-400x400. Number of panes: 3. Operation: Fixed. Pack quantity: 1. Product height: 400mm. Product thickness: 46mm. Product weight: 22000g. Product width: 400mm. U-value (thermal insulation): 0.81W/m²K.