Choosing the Right Blackout Window Covering for Your Home

Table of Contents

• Start With the Room, Not the Product

• The Four Main Blackout Covering Types

• Light Leakage: The Detail Most Buyers Miss

• Matching Coverings to Budget

• A Simple Way to Decide

• Frequently Asked Questions

• The Takeaway

• Explore More

Quick answer: The right blackout window covering depends on how much light control you need, the room it's going in, and your budget. Blackout cellular shades work best for bedrooms and nurseries because they combine full light blockage with insulation. Blackout roller shades suit media rooms and offices where a clean, low-profile look matters. Layered blackout curtains over blinds give the most complete coverage for rooms with uneven natural light, like those facing east or west.

If you're still deciding what blackout blinds actually are and how they differ from blackout curtains, our pillar guide on blackout blinds covers the basics. This guide picks up from there and walks through how to match a covering to your specific room and lifestyle.

Start With the Room, Not the Product

Every blackout recommendation should start with function. A nursery, a night-shift worker's bedroom, and a home theater all need "100% light blockage," but they don't need the same product.

• Bedrooms: Prioritize thermal performance alongside darkness. Cellular (honeycomb) blackout shades trap air in their pockets, which helps keep rooms cooler in summer and warmer in winter.

• Nurseries: Cordless or motorized blackout shades remove dangling cords, which matters for child safety certifications and peace of mind for parents. Haven's cordless, child- and pet-safe design is built around this exact requirement.

• Home theaters and media rooms: Roller shades with a true blackout liner give an even, gap-free black surface without bulk, which keeps screen glare down.

• South- or west-facing rooms: These get the most intense afternoon sun, so side channels or a snug frame-mounted install matter more than the fabric itself, since light leak usually comes from gaps at the edges, not the fabric.

The Four Main Blackout Covering Types

Blackout cellular shades use a honeycomb structure that blocks light while adding insulation. They're the best all-around choice for bedrooms and are frequently recommended for households trying to lower energy bills, since the trapped air acts as a buffer against outside temperatures. Haven's dual-layer honeycomb shade is built around this structure.

Blackout roller shades are flat, single-layer shades with a light-blocking backing laminated to the fabric. They're a strong fit for a modern aesthetic and tend to be more budget-friendly than cellular shades, though they offer less insulation.

Blackout roman shades fold in soft horizontal pleats and pair blackout lining with a more decorative fabric face. These suit formal living rooms or bedrooms where homeowners want the function of blackout without a utilitarian look.

Blackout curtains and drapes are the most flexible option because they can be layered over any blinds or shades already installed. They're also the easiest to retrofit into a rental, since installation typically just needs a curtain rod rather than a mounted frame.

Light Leakage: The Detail Most Buyers Miss

A shade or blind can be rated "blackout" and still let light in around the edges. This happens because light blockage is a function of the installation, not just the fabric. Two installation choices make the biggest difference:

1. Inside vs. outside mount: An outside mount, where the shade is fixed to the wall or trim rather than inside the window frame, overlaps the window opening on all sides and blocks more light leakage than an inside mount.

2. Side channels: Track systems on either side of a cellular or roller shade keep the fabric from pulling away from the frame, which closes the small side gaps that let in early morning or late afternoon light.

If total darkness is the goal, ask about edge-blocking hardware, not just the fabric's light-blocking percentage. Our measuring guide covers what to measure before ordering, and our installation guide covers how to get a tight, edge-seal fit once your blind arrives.

Matching Coverings to Budget

• Entry-level: Blackout roller shades in standard sizes are typically the least expensive route to full light control.

• Mid-range: Cordless blackout cellular shades add safety and insulation for a moderate price increase over rollers.

• Premium: Motorized blackout shades with app or voice control, plus custom framing for zero light gaps, sit at the top of the price range but suit homeowners prioritizing both convenience and total darkness.

Layering curtains over any of these tiers is a lower-cost way to add extra darkness without upgrading the base product. Not sure which tier fits your room? You can talk to an expert for a free recommendation before you order.

A Simple Way to Decide

1. Identify the room's main problem. Is it too much light, poor insulation, noise, or all three?

2. Rule out unsafe options for the space. Homes with young children or pets should default to cordless or motorized shades.

3. Check the window's sun exposure. East- and west-facing windows need tighter edge control than north-facing ones.

4. Set a budget range, then choose the covering type that fits both the room's function and that range.

5. Confirm the installation method (inside vs. outside mount) before ordering, since this affects how much light actually gets blocked.

Frequently Asked Questions

Do blackout blinds block 100% of light? Most blackout fabrics block the vast majority of light, but total darkness also depends on installation. Gaps around an inside-mounted shade can still let in light even with a fully blackout fabric.

Are blackout shades good for energy savings? Cellular blackout shades in particular can reduce heat transfer through windows, which is why they're commonly recommended for rooms with high energy use, like bedrooms with west-facing windows.

What's the difference between blackout and room-darkening shades? Room-darkening shades reduce most light but are not designed to block it entirely, while blackout shades use a dedicated opaque layer or lining built specifically to eliminate light.

Can I add blackout lining to curtains I already own? Yes. Blackout lining can typically be sewn or clipped onto existing drapery panels, which is a lower-cost option than replacing curtains entirely.

Do blackout blinds keep heat out? Yes. Blackout blinds help reduce heat entering through windows by blocking sunlight and providing an extra layer of insulation. Cellular blackout blinds are especially effective because their honeycomb design traps air, helping keep rooms cooler in summer and warmer in winter.

Do blackout blinds work? Yes. Blackout blinds are highly effective at blocking light, improving privacy, and reducing glare. When properly measured and installed—especially with an outside mount or side channels—they can create a much darker room, making them ideal for bedrooms, nurseries, home theaters, and shift workers.

The Takeaway

There's no single "best" blackout covering — only the best match for a specific room's light exposure, safety needs, and budget. Bedrooms generally do best with cellular shades for the insulation benefit, media rooms lean toward roller shades for their clean look, and any room with stubborn light leakage benefits from an outside mount or layered curtains. Once the room's requirements are clear, narrowing down the product type becomes straightforward.

Explore More

• New to the topic? Start with our pillar guide, What Are Blackout Blinds?

• Ready to measure your window? See the How to Measure guide.

• Curious how installation works? See the How to Install guide.

• Want proof first? Browse customer reviews or read more About Haven.