Glazing Type: Triple Glazed - Both Toughened & Laminated. Internal Glass Size (IF QUOTED): 1000 mm x 1500 mm. Spacer Type: 15 mm Black Warm Edge. Air Gap: 15 mm EN 1279 Argon Gas Filled. External Glass Size (WOULD BE): 1200 mm x 1700 mm (100 mm Step on each side).
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