NEW product |
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Standard Casement |
Flush Casement |
Heritage Flush Casement |
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The format of choice for |
Alitherm 400 flush casement |
The slim profiles and elegant |
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Why choose Astraseal ? |
many projects , Alitherm 400 standard casement windows are available as fixed and top-hung or side-hung options , to meet the needs of any application . |
windows use the same sash , transom and mullion profiles as standard casements and are made possible by selecting the flush window outer frame . |
lines of the Heritage flush casement make it an ideal solution for refurbishment projects , and as a modern , energy efficient replacement for tired u-PVC , steel and |
timber windows . |
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Competitive prices , fast lead times and |
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Nationwide delivery service . |
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24 hour quote return times and dedicated |
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trade support team . |
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British supplier and manufacturer |
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with over 40 years experience . |
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A wide range of specialist product
solutions and services .
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The Alitherm 400 is
PAS24 approved
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Excellent weather and
thermal performance
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Significantly reduced
installation time
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