Introduction
This manual provides comprehensive instructions for the assembly, operation, and maintenance of your Belffin Modular Velvet Sectional Sofa, Model U Shape Sofa Set. Please read all instructions carefully before use to ensure proper setup and longevity of your product.
Safety Information
Keep away from open flames or high heat sources. Supervise children and pets to avoid entrapment risks in the storage seats.
Product Features
- Modular Design: The sectional sofa consists of movable seats with interchangeable armrests and backrests, allowing for flexible configurations including U-shape, L-shape, or individual seating arrangements.
- Adjustable Backrest & Armrest: Backrests and armrests can be adjusted to various angles for personalized comfort.
- Integrated Storage: Each seat features a hidden storage compartment with a lid that automatically stays open, providing convenient space-saving solutions. Storage dimensions: 22.40''(L) x 22.40''(W) x 5.70''(H).
- Comfortable Seating: Cushions are filled with high-resilience foam for optimal body support.
- Pet-Friendly Fabric: Durable velvet fabric is designed to resist pet hair and scratches, making it easy to clean.

An overview of the Belffin Modular Velvet Sectional Sofa configured in a U-shape, showcasing its spacious design and blue velvet upholstery.

This image provides a detailed diagram of the sofa's dimensions, including overall length, width, height, seat depth, and armrest height, crucial for planning your space.

View of the sectional sofa with several seat cushions lifted, revealing the integrated storage compartments beneath each module. These compartments are ideal for storing blankets, pillows, or other household items.

A close-up showing the adjustable armrest/backrest, demonstrating its ability to recline to various angles, indicated by a 135-degree range, for customized comfort.

This diagram showcases the versatility of the modular sofa, illustrating how individual pieces can be rearranged to form an enlarged storage seat, an interchangeable armrest/backrest, an adjustable armrest/backrest, or a fully open adjustable armrest/backrest with storage.

An internal view highlighting the durable spring rod mechanism that supports the storage lids and the exquisite connectors used to securely link the modular pieces together.
Setup and Assembly
The Belffin Modular Sectional Sofa requires assembly. No special tools are needed, and easy-to-follow instructions are provided. The sofa arrives in multiple boxes (9 boxes for the U Shape Sofa Set) which may arrive separately.
Assembly Steps:
- Unpack all components from the shipping boxes.
- Attach the legs to each seat module.
- Connect the seat modules using the provided metal brackets.
- Attach the armrests and backrests to the seat modules. Ensure all connections are secure.
Assembly Tip:
The armrest/backrest components are interchangeable. There is no need to distinguish between them during assembly.
Operating Instructions
Modular Configuration:
The modular design allows you to customize the sofa layout. Each seat module can be detached and reattached using the integrated connectors. This flexibility enables various configurations, such as a U-shape, L-shape, or individual chairs and ottomans.
This video demonstrates the modularity of the Belffin sectional sofa, showcasing how individual pieces can be rearranged, the adjustable reclining backrests, and the convenient under-seat storage. It also highlights the pet-friendly nature of the velvet fabric.
Adjusting Backrests and Armrests:
To adjust a backrest or armrest, gently pull it forward until it clicks into the desired reclining position. To return it to an upright position, pull it fully forward until it releases, then push it back into place.
This video addresses a common question about the backrest height, demonstrating how the adjustable backrests can be positioned for comfortable lounging or upright seating, accommodating different user preferences.
Accessing Storage:
Each seat cushion lifts to reveal a hidden storage compartment. The lid is designed to stay open automatically for easy access to stored items.
A detailed video focusing on the hidden storage benefits of each modular seat. It shows the easy-lift mechanism and the spacious compartments perfect for decluttering your living space.
Maintenance and Cleaning
The velvet fabric of your Belffin sectional sofa is designed to be pet-friendly and easy to clean.
- Regular Cleaning: For pet hair, gently wipe the surface or use a lint roller.
- Spot Cleaning: For spills or stains, use a damp cloth to blot the affected area. Avoid harsh chemicals that may damage the fabric.
- Cushion Care: The seat cushions are filled with high-resilience foam. Fluff and rotate cushions regularly to maintain their shape and extend their lifespan.
Watch this video for practical tips on cleaning the pet-friendly velvet fabric of your modular sofa. It demonstrates effective methods for removing pet hair and spot cleaning to maintain the sofa's pristine condition.
Troubleshooting
- Loose Connections: If any modules feel loose, check the metal brackets underneath and ensure they are securely engaged.
- Stiff Recline Mechanism: If an adjustable backrest or armrest feels stiff, gently work the mechanism back and forth a few times. Avoid forcing it.
- Fabric Indentations: Minor indentations on the velvet fabric can often be smoothed out by gently brushing the fabric in the opposite direction of the pile.
Specifications
| Feature | Detail |
|---|---|
| Brand | Belffin |
| Model | U Shape Sofa Set |
| Upholstery Fabric Type | Velvet |
| Color | Blue |
| Product Dimensions (D x W x H) | 84.7"D x 116.6"W x 33.5"H |
| Seat Depth | 26.4 inches |
| Seat Height | 17.7 Inches |
| Item Weight | 384.6 Pounds |
| Seating Capacity | 8.00 |
| Frame Material Type | Wood |
| Assembly Required | Yes |
| Includes All Assembly Tools | Yes |
| Special Features | Adjustable Arm/Backrest, Storage Seats |
| Minimum Required Door Width | 36 Inches |
Warranty and Support
Your Belffin Modular Velvet Sectional Sofa comes with a Lifetime Warranty.
For customer support or any inquiries regarding your product, please refer to the contact information provided at the point of purchase or visit the official Belffin store.
You can visit the Belffin Store on Amazon for more information.






