This Stormguard Gemini Threshold Sill is a modern, brushed gold item made of aluminium. It is suitable for various doors including front, pocket, fire, and side entrance doors. The threshold sill is 838 mm long and has a concealed design. No battery is required, and fixings are supplied. Perfect for indoor opening doors. High performance threshold • Double protection against rain and draughts • For severe weather conditions • Seal with Stormguard Admastik™ Kit Contents 1 x Gemini Sill, complete with 2 Rubber seals 3 x screws (838mm/914mm)