100% Blackout Light Blockers
Achieve true 100% blackout darkness. Designed to eliminate natural side light gaps inherent to inside-mounted window shades.
⚡ Key Features
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Complete Gap Elimination: Blocks edge light leaks on inside-mount shades for bedrooms, nurseries, or home theaters.
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Sold as a Pair: Each order includes 1 pair (2 pieces) to cover both the left and right sides of your window.
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Custom Pre-Cut Service: If your window is extra tall, we will pre-cut the light blockers to your specified length before shipping.
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Easy DIY Installation: Mounts quickly to your window frame using standard 3M double-sided tape or adhesive (not included, please prepare before installation).
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Details
100% Light Blockers for Inside-Mount Shades
Because inside-mounted motorized shades naturally require small side clearances to operate smoothly, light seeps in along the edges. BlindsMagic Light Blockers seal these side gaps completely, transforming your room into a 100% pitch-black environment.
Product Specifications & What's Included
- What's Included: 1 Pair (Left and Right side blockers included per order).
- Dimensions: L-shape profile (0.79″ × 0.79″ / 2 cm × 2 cm).
- Custom Trimming: For long or custom window height requests, our team will precision-trim the light blockers prior to shipment to match your order.
- Installation Notice: Customer needs to prepare 3M double-sided tape or mounting adhesive for installation onto the window frame.
💡 Installation Tips for 100% Blackout
- Clean Frame Surface: Ensure your window frame is clean and dry before sticking the blockers.
- Apply Adhesive Tape: Apply 3M double-sided tape along the back of each L-shaped blocker.
- Position & Press: Press firmly against the inside window frame directly in front of the shade edge.
📧 Custom Lengths & Compatibility Questions?
If you need a specific custom length or want to check if these blockers fit your current window setup, please email us at services@blindsmagic.com. We are happy to assist!



