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Blinds & Window Treatments

Inside vs. outside mount depth clearances, casing deductions, and privacy light gaps.

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Window Blinds & Shades Mount Planner

Evaluate inside mount vs. outside mount feasibility based on window casing depth, headrail clearance, and factory deduction allowances.

Formula: Inside: Casing Depth >= Bracket Min (1.5"-2.5") | Outside: Width + 3"-4" overlap

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Essential Blinds & Window Treatments Guides

6 min read Feb 14, 2026

Inside vs. Outside Mount Blinds: Casing Depth & Measurement Rules

How to measure for inside mount and outside mount window blinds. Includes bracket casing depth requirements, factory deductions, and light gap solutions.

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