Today, most homeowners prefer using Impact Resistant Single Hung Windows for their homes because they can easily fit any opening. They are rectangle shape windows that are set vertically in a home. These windows have a movable lower sash and a fixed upper sash. To allow free air to enter the rooms, you can raise the lower sash. Also, the sash can be tilted to clean the windows from the inside. Difference between fixed and single hung windows Most people confuse single hung windows with fixed windows
Improving energy efficiency of the building by use highly insulated window has been performed by several studies and researches. Nikoofard, et al. [1] performed a simulation for a building model for a house in Canada with different design alternatives. The researchers found that using low E coated double glazing window with Argon filled instead of ordinary single glazing can save up to 53% of the heating loads and 24.4% of the cooling loads for the building
conditions to provide insulation. Fire door can have different period integrity properties. Figure 1.1 shows the timber fire rated doors with ironmongeries set (NEVADOR, June 18). Besides that smoke seals, self-closing and vision panel or known as glazing system have to be take into design considerations. Fire doors sign is a must to have a minimum of 80mm x 80mm of ridged plastic signs in size with 4 screw holes such as fire door keep shut. The latest deadly fire block tower in London shows that