Founded in 1966, Royal Warrant Holder Selectaglaze, designs, manufactures and installs, high performance secondary glazing. Generally used in Listed or heritage buildings, where the original single pane windows cannot be changed; the internal retrofit windows significantly help improve their performance. By eliminating draughts and stopping heat escape, secondary glazing raises thermal insulation and contributes to higher EPC ratings and lower energy bills. It is also the most effective way of combatting noise from the outside, helping to create quiet and peaceful interiors. Security units can be installed, to protect valuable assets and users of the space. CPD is available.