Blackout vs Dimout Curtains for Hotels: Expert Guide
Which Curtain Solution Is Best For Hotels: Blackout or Dimout?
Hotel room curtains extend beyond decorative function since they have a crucial impact on guest satisfaction. The choice of contract curtains influences your ability to manage light exposure while maintaining privacy and sleep comfort. Hotels most frequently use either blackout or dimout curtains to manage lighting conditions. But which is best for your project? This comparison helps you choose between blackout and dimout curtains by evaluating their performance and aesthetic qualities along with practical considerations.
Understanding the Basics:
What Are Blackout Curtains?
When properly installed blackout curtains effectively eliminate all external light. To achieve complete darkness blackout curtains utilize tightly woven fabrics with extra blackout linings or coatings. Hotels generally use a dual track system to layer blackout curtains with sheer linings. Ideal for:
Guest bedrooms
Executive suites
Conference rooms requiring AV blackout
What Are Dimout Curtains?
Room-darkening curtains known as dimout curtains block between 70% and 95% of incoming light based on their fabric density and colour. Dimout curtains enable natural light to penetrate while preserving personal privacy. Ideal for:
Day lounges
Public areas (e.g. spas, lobbies)
Rooms in low-sunlight locations
Light Control: The Core Difference
Blackout Curtains
Light Blockage: Blackout curtains block light completely when installed correctly with proper overlap and pelmet.
Use Case: Provides complete darkness which supports deep sleep and presentation needs
Guest Experience: These curtains are essential for guests who experience jet lag or have sensitive eyes to light.
Dimout Curtains
Light Blockage: 70–95%
Use Case: These filters maintain daylight atmosphere while reducing light levels.
Guest Experience: These curtains are ideal for hotel guests who like to wake up naturally with sunlight.
Key Insight:
In hotel bedrooms guests expect full blackout capabilities especially in premium and business-class properties.
Aesthetic and Design Flexibility
Dimout: Broader Styling Options
Dimout fabrics provide more variety in textures, colours and prints than blackout fabrics do. Dimouts achieve fluid draping and natural light diffusion since they lack additional coatings or linings which improves the space's atmosphere.
Sheer-like elegance for day curtains
More breathable visual appearance
Greater colour fidelity in daylight
Blackout: Heavier Look, Structured Drape
The appearance of blackout curtains gives off a more utilitarian impression because of their denser composition. Decorative sheers and external pelmets are common elements for designers who want to create a softer visual effect.
Ideal for layered installations
Works well in minimalist or monolithic interiors
The use of coated backing will restrict the available colour choices and print designs.
Design Tip:
Choose blackout linings independently to combine with decorative face fabrics when your design needs both visual appeal and blackout functionality.
Installation Considerations
Achieving True Blackout
Blackout curtains require precise installation to achieve complete darkness.
Blackout curtains need to extend beyond window edges by 15–20 cm on all sides.
Install pelmets or headboxes above curtains to prevent light from entering from the top.
Floor-to-ceiling coverage to seal bottom gaps
High-end installations typically employ side channels or blackout tracks to ensure full curtain performance.
Dimout Curtains
Dimout curtains demand less detailed installation compared to blackout curtains to function properly.
Suitable for standard track systems
Faster to install, often more cost-efficient
Requires less wall clearance and hardware
Acoustic & Thermal Performance
Blackout Curtains
Acoustics: Properties situated in urban areas or near airports benefit from interior fabrics that absorb noise more effectively when they have thicker fabrics and linings.
Thermal Insulation: The product provides exceptional insulation that helps decrease HVAC energy consumption in big rooms with glass walls.
Dimout Curtains
Acoustics: While some dimout curtains show acceptable performance when layered together they don't match the effectiveness of blackout curtains.
Thermal Performance: This insulation level suits interior spaces that don't receive intense sunlight exposure.
Sustainability Note:
Select blackout and dimout fabrics that have ISO or EN acoustic and thermal ratings along with sustainability certifications such as Oeko-Tex or Cradle to Cradle.
Maintenance and Durability
Blackout Curtains
These products have a lining or coating feature but their materials become less durable through frequent washing.
These materials have a tendency to develop creases especially when not stored or folded correctly
The effectiveness of certain coatings diminishes as time progresses.
Dimout Curtains
Easier to clean and maintain
Withstand frequent laundering (especially polyester-based IFR options)
Large hotel portfolios will benefit from enhanced operational efficiency with these products.
Specification Tip:
To achieve uncompromised blackout performance you should choose inherently flame-retardant (IFR) blackout fabrics that have soft coatings instead of stiff foams or rubberised layers.
Guest Preferences & Market Expectations
Luxury and Business Hotels: Blackout curtains are expected in all rooms.
Budget or Express Hotels: Dimouts can serve as an adequate alternative when paired with blinds or installed in environments with naturally subdued lighting.
Resorts or Wellness Hotels: Dimouts help maintain circadian rhythms while allowing daylight exposure to support wellness-focused design approaches.
Data Insight:
Blackout curtains receive top ratings from guests as essential hotel amenities according to surveys which show higher satisfaction scores in business and city locations.
Best Practice: Layering for Function and Flexibility
Hotel designers frequently use a double-track system that integrates both blackout and dimout curtains.
Sheer or dimout layer: These curtains should be used during the day since they enable both light diffusion and privacy.
Blackout layer: Use the blackout layer during nighttime periods or whenever complete light blocking becomes essential
The method integrates visual appeal with superior functional performance to provide guests with enhanced control options.
Final Verdict: What’s Best for Hotels?
Choose Blackout Curtains if:
The design plans for bedrooms, suites, and AV-equipped meeting rooms require specific considerations.
The success of guest experience depends entirely on the ability to completely block out light
The curtain selection must address acoustic and thermal performance needs.
Choose Dimout Curtains if:
You're outfitting lobbies, restaurants, or wellness spaces
You want a lighter, more elegant aesthetic
Natural light diffusion works better than total darkness.
Conclusion
The choice between blackout and dimout curtains should be based on their suitability for the intended purpose rather than a comparison of which one is better. The suitability of these curtains depends on their specific application and placement throughout the hotel. Blackout curtains continue to be the predominant choice across most hotel guest room applications. Dimout curtains provide a gentler sensory experience which works well in wellness settings and communal areas.
Design with the guest in mind. Specify for both performance and experience.
Explore all contract curtain types here.