The Dreambaby Ava Security Gate will fit any gap of 75-81cm. This pressure-mounted gate with 2-way opening and smart stay-open feature, is simple to install and use. This security gate is lightweight yet sturdy. Great for pets too. Conforms to European Standard EN 1930:2011.The gate can extend up to 90cm if adding x1 9cm extension or a maximum of 99cm if adding x1 9cm extension to each side of the Gate.