How to Choose The Best Blackout Curtains? Comprehensive Guide and Recommendations

What are Blackout Curtains?

Think of the best blackout curtains as the “lights-out” solution for your windows. They’re made from extra-thick fabric (or have a special backing) that stops pretty much every ray of sunshine and streetlight from sneaking in. Unlike your everyday drapes—which’ll just dim things down—blackout curtains give you near-total darkness. That makes them a lifesaver for late sleepers, shift workers, little ones’ naps, or anyone who just wants to kick back in a pitch-black room.

Why Choose The Best Blackout Curtains for Windows?

The best blackout curtains for your windows block almost all incoming light to create the perfect sleep environment. Their dense, insulating fabric keeps your room at a comfortable, consistent temperature all year long. They also mute outside noise, protect your privacy, and shield your furniture and fabrics from UV fading. Stylish yet practical, they turn any room into a calm, secure retreat that blends seamlessly with your décor.

Understand The Degree of Light Blocking

When choosing the best blackout curtains for your home space, you may notice that the product description says "70% blackout", "90% blackout" or "100% blackout". These numbers represent the effect of the curtains on light blocking, and also reflect their different effects on indoor brightness and privacy protection. The following is a specific description of each blackout level:

• 70% blackout (light-filtering): It blocks about 70% of the light, and the soft light is not so glaring, but the room will still have some brightness, which is very suitable for the living room or kitchen. 70% blackout curtains can reduce glare while retaining natural light. The privacy is average, and people outside may still be able to see some outlines in the room at night.

• 80-90% blackout (room-darkening): Blocks most light, leaving the room dim and cozy, ideal for bedrooms or home theaters. There will be a small amount of light leakage, but it is basically impossible to see into the room. Very good privacy, with almost no visibility from outside.

• 100% blackout (blackout): Blocks almost all light, creating a completely dark environment during the day. Perfect for a baby's room, a shift worker's bedroom, or a home theater. Highest privacy, best choice for those seeking complete light blocking.

Which Light Blocking Level is Right for You?

Pro Tip: It should be noted that the higher the light blocking percentage, the better the light blocking effect, but it should be selected according to the needs of the room and personal preference.

How to Choose Material for The Best Blackout Curtains

Your curtain material impacts both performance and aesthetics. Common options include:

• Polyester: Budget-friendly and long-lasting. Available in multiple colors to match decor styles.

• Velvet: Thick, plush texture with superior light-blocking ability. Also insulates against drafts.

• Cotton: Breathable and soft. Often used with blackout lining to enhance light blocking.

• Linen: Lightweight with natural texture. Reduces glare while maintaining airflow.

Opt for tightly woven fabrics or pre-lined curtains for maximum light control. Darker colors typically perform better than light shades.

How to Hang Blackout Curtains for Maximum Darkness

• Use wraparound curtain rods: The rod bends toward the wall to close the side gaps.

• Hang high and wide: Position the rod close to the ceiling, 8-12 inches beyond the window frame. Always allow for height and width when measuring to avoid curtains that are too short or too narrow.

• Add a top cover (curtain box/header): Block light from the top.

• Edge seal: Use Velcro(hook-and-loop fastener) or magnetic strips to secure the curtain edges to the wall.

Top Recommendations from TWOPAGES Curtains Online Shop

Ready to buy? Here are our recommendations:

• Lila Blackout Drapes: Lila drapes block out light with a tightly woven blackout layer that is thinner than traditional blackout drapes, yet still feels great.

• Atlanta 100% Blackout Curtains: Made from 252 gsm high-density polyester, these thick-feeling drapes block up to 100% of light while reducing energy consumption and sound.

• Gene 100% Blackout Soundproof Curtains: Made of thickened 700 GSM velvet polyester fabric, it effectively blocks out all light and locks in warmth. In addition, it reduces external noise by up to 50% (STC 12 / OITC 20), creating a comfortable and quiet space for you.

Frequently Asked Questions

Q: How Do Blackout and Room-Darkening Curtains Compare?

A: While both options reduce sunlight and enhance privacy, their light-blocking capabilities differ significantly. Blackout curtains act like a light switch - they create total darkness (ideal for light-sensitive sleepers or daytime rest). Room-darkening curtains work more like a dimmer - they soften harsh sunlight to twilight-level brightness, allowing comfortable visibility for reading or moving around safely.

Q: Will Blackout Curtains Help Keep My Room Cooler?

A: Sure. The best blackout curtains stop heat from getting in during the day. Their thick material keeps the cool air inside. This makes your room stay cooler and helps your AC work less hard in summer.

Q: What’s The Best Way to Clean Blackout Curtains?

A: Always follow the care label first. Because of their hefty construction (some weigh up to 700 GSM), professional dry cleaning is usually safest—this preserves the special coatings that block light. Avoid machine washing or strong detergents, which can wear down the fabric and reduce effectiveness.