Double Glazing Versus Secondary Glazing in Bellevue Western Australia

Laminated glass is typically used in areas in the home most susceptible to injury from human effect such as bathrooms, doors, around staircases and in locations near to the flooring (it satisfies the requirements of 'security glass' that is mandated for usage in these locations by Australian Standard AS 1288 Glass in structures).

Toughened glass has been 'tempered' by being reheated and rapidly cooled again. This process makes it much more powerful than standard glass it can resist greater impact loads prior to breaking. It also makes it much safer since, when it does shatter, it gets into lots of little cubic pieces instead of hazardous shards.

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However, toughened glass has no thermal or acoustic advantages over other glass of the very same toning or thickness. Secondary glazing is where single-glazed windows are retrofitted with a transparent acrylic or glass sheet attached to the within the frame or openable sash with a secondary frame or with magnetic strips.

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Secondary glazing will not carry out also thermally as a made IGU, given that it is impossible to absolutely seal the boundary, but it can offer excellent sound control. Window movies are a thin polymer movie including a taking in dye or reflective metal layer, with an adhesive support. They adhere to your glazing to change its colour or make it reflective.

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Applied to existing glass, some window films can halve the total SHGC of the window by soaking up and/or showing solar radiation. This can be especially useful in hotter environments where cooling is the main concern, or on east and west elevations directly exposed to long durations of sunshine. Nevertheless, window movies may also decrease visible light transmittance.

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For this factor, it is usually best to use a certified installer of window movie. Frames have a substantial effect on the thermal efficiency of doors and windows, since energy can be acquired and lost through the frame, along with through the glass. Different types of frame will permit different levels of heat gain and loss, so mindful option of frame is essential for efficient passive design.

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However, aluminium is also a great conductor of heat and will reduce the insulating worth of a glazing unit, unless specifically engineered to decrease this. A 'thermally broken' frame is comprised of 2 aluminium sections connected by a structural insulator (generally a low-conductivity structural polymer). This 'breaks' the thermal connection through the aluminium and decreases the heat streaming through the frame.

They can be costly, but rates are decreasing as they become more common. Lumber frames are a good natural insulator that can fit some home styles. Wood frames need to be made from species that have naturally high resilience or be dealt with to avoid decay and deformation. Inspect that the timber is sourced from a sustainably managed forest.

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However, this can result in gaps that permit air seepage unless great draught sealing (weather stripping) is installed. u, PVC is a form of plastic (unplasticised polyvinyl chloride, likewise referred to as stiff PVC). u, PVC frames provide excellent thermal performance, typically better than lumber or thermally broken aluminium. u, PVC is long enduring and needs really little upkeep, and can be moulded into complicated profiles that provide exceptional air seals.

u, PVC doors and windows have exceptional thermal efficiency Photo: Ben Wrigley (Light Home Architecture and Science) Composite frames use aluminium profiles on the outer sections with either a wood or u, PVC inner section. These combine the low upkeep and sturdiness of aluminium with much improved thermal performance.