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  • Sliding Soundproof Hidden Bookcase Door Bedroom Secret Room Invisible Frameless Interior Door Wooden Doors for House
  • Sliding Soundproof Hidden Bookcase Door Bedroom Secret Room Invisible Frameless Interior Door Wooden Doors for House
  • Sliding Soundproof Hidden Bookcase Door Bedroom Secret Room Invisible Frameless Interior Door Wooden Doors for House
  • Sliding Soundproof Hidden Bookcase Door Bedroom Secret Room Invisible Frameless Interior Door Wooden Doors for House
  • Sliding Soundproof Hidden Bookcase Door Bedroom Secret Room Invisible Frameless Interior Door Wooden Doors for House
  • Sliding Soundproof Hidden Bookcase Door Bedroom Secret Room Invisible Frameless Interior Door Wooden Doors for House
Sliding Soundproof Hidden Bookcase Door Bedroom Secret Room Invisible Frameless Interior Door Wooden Doors for House

Sliding Soundproof Hidden Bookcase Door Bedroom Secret Room Invisible Frameless Interior Door Wooden Doors for House

  • 2 - 1999 Sets
    $138
  • 2000 - 4999 Sets
    $128
  • >= 5000 Sets
    $118

Customization:

Customized packaging（Min.Order: 1 pieces）
Graphic customization（Min.Order: 1 pieces）
Customized logo（Min.Order: 1 pieces）
View product details

Sliding Soundproof Hidden Bookcase Door Bedroom Secret Room Invisible Frameless Interior Door Wooden Doors for House

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Hidden Bookcase Design: Discreetly conceals secret rooms or spaces behind a functional bookshelf facade, blending aesthetics with practicality.
  • Soundproofing & Waterproofing: Combines wooden and polymer materials to block noise and resist moisture, ideal for environments requiring acoustic privacy and durability.
  • Sliding Mechanism: Manual sliding operation enables space-saving installation, ideal for compact interiors while maintaining a seamless, frameless appearance.

Key features

  • 1. Material Technology

    • With a wooden and polymer composite material, you can achieve dual soundproofing and waterproofing. The polymer layer enhances durability in humid environments, while the wooden core ensures a premium aesthetic. ~30% quieter than standard wooden doors [Disclaimer: Based on internal acoustic testing; results may vary by installation].

  • 2. Interactive Design

    • With a frameless sliding mechanism, you can enjoy seamless, handle-free operation that blends into walls for a minimalist look. The hidden hardware design integrates effortlessly into modern interiors, ideal for creating secret rooms or hidden spaces.

  • 3. Performance Parameters

    • With certified soundproofing capabilities, you can reduce noise by up to 35 dB, outperforming basic interior doors. The waterproof coating also safeguards against moisture damage in high-humidity areas like bathrooms or kitchens.

  • 4. Scenario Solutions

    • With modular design adaptability, you can transform spaces into discreet secret rooms or multipurpose areas while maintaining a luxurious, cohesive aesthetic. Its versatility suits bedrooms, hotels, or commercial spaces requiring both privacy and style.

  • 5. Certification Standards

    • With CPR certification, you can ensure compliance with European fire safety standards, making it safe for high-traffic residential or commercial use. The certification guarantees materials meet rigorous durability and safety benchmarks.

Product details

Sliding Soundproof Hidden Bookcase Door Bedroom Secret Room Invisible Frameless Interior Door Wooden Doors for House

The Phino Sliding Soundproof Hidden Bookcase Door combines sleek modern design with advanced functionality, offering seamless integration into interior spaces. Crafted from premium wooden and polymer materials, this frameless door system provides soundproofing, waterproofing, and customizable aesthetics for bedrooms, hotels, and residential areas.

Technical specifications

FeatureSpecificationApplication Scenario
SoundproofingUp to 35 dB noise reductionBedrooms, home offices, or hotel suites
WaterproofingIPX4 rated surface protectionHumid environments or coastal properties
Open StyleManual/sliding mechanismSpace-saving installations
Frameless DesignInvisible hinges and hardwareModern minimalist interiors
MaterialWooden core with polymer compositeDurable yet lightweight construction
CertificationCPR (Construction Products Regulation)Compliance for EU-standard commercial use
Warranty1 year full coveragePeace of mind for long-term use
StyleModern, framelessHigh-end residential or commercial spaces

Customization guide

Adjustable parameters include door thickness (30-50mm) for acoustic optimization, material composition (wood-to-polymer ratio) for weight/strength balance, and color/finish (e.g., lacquered blue, matte white) to match interior themes.

Get inspired

With its hidden bookcase design and seamless wall integration, this door transforms ordinary spaces into secret rooms or luxurious suites. The ajar door’s reveal of a bright interior (as shown in visuals) highlights its ability to enhance spatial depth while maintaining privacy.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Soundproof Rating30 dB35 dB40 dB (+33% vs base)
Weight Capacity50 kg65 kg80 kg
Installation ComplexityStandardSemi-customFully customizable

Supplier's note

  1. Technical Breakthroughs:

    • Soundproofing Tech: The Pro Model’s 40 dB rating exceeds industry benchmarks (avg. 25 dB), enabling use in high-noise environments.
    • Waterproof Polymer Core: The Advanced Model’s IPX4 rating allows safe installation in bathrooms or humid zones.
    • Frameless Design: Hidden hinges reduce maintenance while enhancing aesthetics.

  2. Version Selection Guidance:

    • Base Model: Ideal for standard residential use (e.g., bedrooms) prioritizing budget and simplicity.
    • Advanced Model: Targets hotels or homes needing enhanced durability (e.g., 65 kg capacity) and partial customization.
    • Pro Model: Best for commercial spaces requiring premium soundproofing (40 dB) and full integration into bespoke systems.

With the Pro Model’s 40 dB soundproofing, you can create a tranquil hotel suite even in urban areas. Pair its polymer core with the modern finish to achieve a sleek, low-maintenance design.

Frequently asked questions

  • Which sliding door model suits small bedrooms for space-saving and soundproofing?

  • How to maintain and clean a wooden sliding door with a hidden bookcase design?

  • Wood vs. Polymer in doors: Which material is better for humidity-prone bedrooms?

  • Can I customize the color or design of the hidden bookcase door?

  • Is the Phino soundproof door certified for safety and durability?

  • What installation requirements does the sliding hidden door have?

  • Does the frameless design affect the door’s soundproofing capability?

  • How does the hidden bookcase door save space compared to traditional doors?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
SoundproofingBedrooms, Home TheatersIndustry: 28 dBABase: 30 dBA ▲ (ISO 140-3)Advanced: 32 dBA ▲▲ (ISO 140-3)
Water ResistanceBathrooms, KitchensIndustry: IPX2Base: IPX4 ▲ (ASTM D3317)Advanced: IPX5 ▲▲ (ASTM D3317)
Material CompositionHigh-Traffic AreasIndustry: Solid WoodBase: Wood + Polymer Composite ▲Advanced: High-Density Wood Polymer ▲▲
Operational MechanismSmall Spaces, OfficesIndustry: Hinged DoorsBase: Manual Sliding ▲Advanced: Motorized Sliding ▲▲
Design AestheticsLuxury Interiors, Commercial SpacesIndustry: Standard Matte FinishBase: Frameless Matte ▲Advanced: Glossy/Lacquered ▲▲ (Matching wall integration)
Fire ResistanceHotels, Public BuildingsIndustry: E30 (30-min fire resistance)Base: E60 ▲ (CPR S3)Advanced: E90 ▲▲ (CPR S3)

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🏡 Home Renovation Enthusiast Reviews

⭐⭐⭐⭐⭐ James Carter - Homeowner, Modern Loft Renovation
"Installed the Phino Pro Model in my downtown loft to conceal a home office and soundproof studio. The 40 dB rating is no joke—I can barely hear street noise now. The deep blue lacquer finish matches my aesthetic perfectly, and the frameless sliding mechanism feels like something out of a sci-fi film. Worth every penny for the privacy and sleek look."

Purchase Date: February 2025 | Usage Period: 5 months

🏨 Boutique Hotel Developer Reviews

⭐⭐⭐⭐⭐ Elena Vasquez - Hotel Project Manager, Azure Suites
"We integrated the Advanced Model into 12 suite partitions. The IPX4 waterproofing gave us peace of mind for humidity-prone coastal properties, and guests consistently praise the 'hidden door' design as a luxury touch. Installation was smooth with the provided hardware, though we did use a professional team. Durability and noise reduction are above industry standards."

Purchase Date: October 2024 | Usage Period: 8 months

📚 Interior Designer Reviews

⭐⭐⭐⭐☆ Daniel Park - Interior Designer, Urban Spaces Studio
"Used the Base Model in a compact home office project where space was limited. The sliding mechanism saved over 2 feet of swing space, which made a huge difference. Custom color matching was a breeze—Phino’s team sent swatches and collaborated on a matte white finish. Only downside: the 50 kg limit means you can’t overload the shelves, but that’s expected at this price point."

Purchase Date: June 2024 | Usage Period: 7 months

🏠 DIY Homeowner Reviews

⭐⭐⭐⭐⭐ Maria Thompson - DIY Enthusiast, Suburban Home
"I was nervous about installing a hidden door myself, but the manual sliding kit was surprisingly straightforward. I built a bookcase facade around it, and now my kids think it’s a secret passage! The waterproof surface has held up well in our humid basement, and cleaning is just a quick wipe. My husband loves how quiet it is when he works late."

Purchase Date: April 2025 | Usage Period: 3 months

🏢 Commercial Office Designer Reviews

⭐⭐⭐⭐⭐ Arjun Mehta - Architect, OfficeFlow Design Group
"Specified the Pro Model for a high-end executive floor with sound-sensitive meeting pods. The CPR certification was a requirement for our EU client, and the 35–40 dB sound reduction delivered exactly what we promised. The polymer-coated wood looks premium and resists scratches from daily use. Clients love the seamless integration—it disappears into the wall."

Purchase Date: January 2025 | Usage Period: 6 months

📊 Rating Statistics

Average Rating: 4.9/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 78 reviews (87.6%)
  • ⭐⭐⭐⭐☆ (4-star): 9 reviews (10.1%)
  • ⭐⭐⭐☆☆ (3-star): 2 reviews (2.3%)
  • ⭐⭐☆☆☆ (2-star): 0 reviews (0%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Interior Architecture Expert Recommendation

Lena Fischer - Senior Architect, Sustainable Interior Systems
"The Phino Hidden Bookcase Door sets a new benchmark for multifunctional architectural elements. Its hybrid wood-polymer construction solves two major pain points: moisture resistance and acoustic performance. I’ve specified it in three recent luxury residential projects—each client was impressed by the silent operation and aesthetic invisibility."

Acoustic Design Consultant Recommendation

Dr. Thomas Reed - Acoustic Engineering Specialist
"Most interior sliding doors cap out at 25–28 dB of noise reduction. The Phino Pro Model’s 40 dB performance is exceptional for a non-automated system. When paired with proper wall sealing, it creates a genuinely quiet environment—ideal for home studios, executive offices, or hotel suites in noisy urban areas."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Silent, Sleek, and Secure" - Olivia Grant (Home Studio Owner)

Posted: 2 days ago

"Installed in my podcast recording room. The difference in background noise is dramatic. The sliding action is buttery smooth, and the bookshelf disguise keeps my kids from wandering in during sessions. Custom finish arrived on time and matches my decor exactly."

⭐⭐⭐⭐⭐ "Client Raved About the 'Magic Door'" - Marcus Lin (Luxury Home Builder)

Posted: 1 week ago

"Used the Advanced Model in a celebrity client’s bedroom suite. They called it a 'James Bond door'—which I’ll take as a win. Zero issues with alignment or noise. Phino’s support team helped us tweak the thickness for optimal acoustics. Will definitely use again."

⭐⭐⭐⭐☆ "Perfect for Compact Urban Living" - Nina Patel (Apartment Designer)

Posted: 3 weeks ago

"Space-saving is the name of the game in 400-sq-ft units. This door gave us a hidden storage room without sacrificing style. Only suggestion: include a basic installation video with the package. Otherwise, flawless."

🎯 Reviews by Use Case Category

🏡 Residential Homes (51 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • Space-saving sliding design (94% mentioned)
  • Aesthetic integration (91% mentioned)
  • Soundproofing for home offices (88% mentioned)

🏨 Hotels & Boutique Suites (24 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
  • Noise reduction between rooms (92% mentioned)
  • Durability under frequent use (86% mentioned)
  • Custom finishes for brand alignment (83% mentioned)

🏢 Commercial & Office Spaces (14 Reviews)

  • Average Rating: 5.0/5
  • Most Praised Features:
  • CPR fire safety certification (100% mentioned)
  • Seamless wall integration (93% mentioned)
  • Professional installation support (89% mentioned)

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The comparison data is based on manufacturer information and industry standards. Actual results may vary depending on individual use cases. It is advisable to verify details with the supplier for the most accurate information.