Joybuy Insights

Choosing Blackout Curtains: How to Avoid Buyer’s Remorse

Whether you want a good night's sleep or to watch a movie without distracting screen glare, the reasons for choosing blackout curtains are clear. Yet, the search can often be a frustrating experience. You buy curtains labelled "blackout" only to be woken by the morning sun. Or the promised "insulating" effect turns out to be disappointing in practice.

Before you invest in new window treatments, it's helpful to know a few common pitfalls. This will prevent you from spending money on a product that fails to deliver on its key promises.

Pitfall 1: "Room Darkening" doesn't always mean 100% blackout. Many curtains are sold as blackout but are actually just "dim-out." They reduce light but don't block it completely. For a bedroom, this is often insufficient.

Pitfall 2: The promise of insulation with no results. The term "thermal curtains" is frequently used, but a thin, single-layer fabric does little to protect against cold or heat. True insulation requires a specific material thickness or a multi-layer construction.

Pitfall 3: A beautiful print that fades after one summer. Especially with printed curtains, the quality of the printing is crucial. Cheaper versions can be sensitive to UV light, causing the design you fell for to quickly lose its colour.

What to Look For Before You Buy

To avoid these disappointments, there are a few concrete specifications you can check. These features determine whether a curtain is truly functional.

The Blackout Level: Dim-out vs. Blackout

The degree of light-blocking is the most important criterion.

  • Dim-out (Room Darkening): These curtains typically block 85% to 95% of light. They are suitable for a living room where you want to maintain some ambiance, but not for complete darkness.
  • Blackout (100% Light-Blocking): These curtains are designed to shut out all light. They often feature a special triple-weave technology or a sewn-in black lining. This is the designated choice for bedroom curtains.

Material and Construction for Insulation

The fabric determines not only the look but also the insulating performance. Heavy, densely woven fabrics like velvet curtains naturally provide a good thermal barrier. Effective thermal curtains often consist of multiple layers: a decorative front, a dense core that blocks light, and a thermal backing that helps regulate the temperature. This not only helps keep the cold out in winter but also keeps the room cooler in summer.

Dimensions and Hanging Method

Even the best ready-made curtains won't work well if they are measured incorrectly.

  • Width: Measure the width of your curtain rod and multiply it by 1.5 to 2. This ensures beautiful folds and prevents light gaps at the sides.
  • Length: Measure from the top of the rod to the desired length (e.g., to the windowsill or just above the floor).
  • Hanging System: Curtains with back tabs or a rod pocket often hang tighter against the wall, which minimises light coming in from the top.

Our Product Recommendations

To help you with your choice, we've matched some popular options to different interior styles and needs.

MATCH FOR: The Trend-Conscious Decorator
PONY DANCE Boho 100% Blackout Curtains 2 Panels, Sage Green Floral Zigzag Patterned Thermal Insulated Drapes for Living Room, Bedroom, W132 x L220 cm

PONY DANCE Boho 100% Blackout Curtains, Sage Green

Why This Fits Their Persona: This curtain combines a trendy sage green colour with a subtle zigzag pattern, perfect for those looking to create an interior with a modern boho style. It adds personality without being overpowering.

How It Avoids the Trap

Many designer curtains sacrifice function for style. This model is a 100% blackout curtain, so you don't have to choose between a beautiful design and a completely dark room.

Key Advantage & Pros

Combines a popular boho design with the functionality of thermal curtains, which helps regulate room temperature.

MATCH FOR: The Lover of Luxury and Texture
PONY DANCE Striped and Floral Velvet Curtains Back Tab, Luxury Classical Room Darkening Thermal Insulated Curtains for Living Room Bedroom, 2 Panels, W127 x L245 cm, Mustard Gold

PONY DANCE Velvet Curtains, Mustard Gold

Why This Fits Their Persona: For those seeking ambiance and a rich appearance, these velvet curtains are an excellent choice. The deep, mustard gold colour and soft texture instantly give the living room or bedroom a warm and luxurious feel.

How It Avoids the Trap

Velvet is naturally a heavy, densely woven fabric. This makes the curtain not only effective at room darkening but also an effective insulator, thus avoiding the pitfall of thin 'thermal' fabrics.

Key Advantage & Pros

Offers a luxurious look and tangible quality. The fabric naturally has good insulating and sound-dampening properties.

MATCH FOR: The Ambiance Seeker with Classic Taste
PONY DANCE Vintage 100% Blackout Curtains, Print with Baroque Style, Thermal Insulated Drapes for Bedroom Living Room, 2 Panels, W132 x L220 cm, Terracotta

PONY DANCE Vintage Curtains with Baroque Print

Why This Fits Their Persona: Ideal for those who want to make a statement. The striking baroque pattern in a warm terracotta colour fits well in a classic, eclectic, or vintage interior, adding a dramatic and elegant element.

How It Avoids the Trap

This curtain combines a bold printed curtain with 100% blackout functionality. The print quality is designed for durability, ensuring the colours won't fade quickly from sunlight.

Key Advantage & Pros

Provides complete blackout and thermal insulation, packaged in a unique and eye-catching vintage curtains design.

Looking for more options?

We have compiled a complete, up-to-date list of products that meet these selection criteria and current regulations.

Frequently Asked Questions

How do I measure the correct size for ready-made curtains?

Measuring is simpler than it seems. Measure the width of your curtain rod (not the window itself) and multiply this number by 1.5 to 2 for a beautiful, full look. For the length, measure from the top of the rod to the point where you want the curtains to end, for example, just above the floor or the windowsill.

What is the difference between blackout and thermal curtains?

Although the functions often overlap, there is a difference. Blackout curtains are primarily designed to block light. Thermal curtains are designed to regulate temperature. Many high-quality curtains combine both features through a multi-layer construction, but it's not standard. Always check the product description for both functions if you need them.

How do I wash printed curtains without the colours fading?

Always check the care label of the specific product first. A general guideline is to turn the curtains inside out, wash them on a cold and gentle cycle, and do not put them in the dryer. Hang them to dry, preferably out of direct sunlight, to protect the print and the fabric.