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All our products are manufactured to BBA
Standards, here's a
detailed checklist:
- Glazed to BS 5713 with up to 20mm air space to all products.
- Manufactured to BS 5750. National Profiles is an architect
specified system.
- All our products are manufactured from Virgin PVC-U, not
reground.
- All opening casements are lockable to satisfy Insurance Companies
and all window hinges are made from stainless steel.
- All entrance doors have FIVE locking points, and have THREE
hinges for extra strength.
- All patio doors have SIX locking points.
- 70mm system, which in most cases is the same thickness as the
window that it replaces, so no old paint lines shown on the bricks
outside.
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