Spencer Window
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| Special Customization Surcharge Items | Small Order Fee | For orders under 12m², a small order fee of 40 $ will be charged. |
| Large Order Discount | For orders exceeding 7,000 $ a 5% discount applies to the portion exceeding 7,000 $. | |
| Order Modification | Modifications within 48 hours allowed (except color). Beyond 48 hours incurs 30 $ fee. | |
| Middle Lock | Standard for heights > 1,000 mm. Below 1,000 mm requires additional fee (Sigenia: 10 $, Sobinco: 18 $). | |
| Special Color Surcharge | Metallic powder/wood grain: +5 $/m². Custom mixing: +5 $/m² + 140 $ mixing fee. Fluorocarbon: 12-20 $/side. | |
| Calculation Rules | Frames < 1m² charged as 1m². Single doors < 2m² charged as 2m². Irregular shapes based on rectangular area. | |
| Opening Panel Agreement | Max sash area 1.2m². Casement/folding doors max 2m². Lift-and-slide max 5m². | |
| Arc Processing Fee | Flat arc: 35 $/set. Vertical arc: 50 $/set. | |
| Screen Configuration | Standard stainless steel mesh: 30-33 $. Narrow-frame: 24-26 $. Min charge 0.8m². | |
| Glass Railing | 20 $ per unit per meter based on vertical bar height. |
