1. Product Overview
This manual provides instructions for the assembly, use, and maintenance of your Belffin Oversized Modular Sectional Sofa. This U-shaped sofa features a flexible modular design, comfortable velvet fabric, and integrated storage within the ottoman, designed for a 10-seater configuration. Its versatile components allow for various arrangements to suit your living space.
2. Package Contents
Your modular sofa will be delivered in 8 separate boxes, which may arrive at different times. Please ensure all boxes are received before beginning assembly.
- 1 Armrest Module
- 4 Long Seater Modules
- 2 Corner Seater Modules
- 1 Storage Ottoman

This diagram illustrates the overall dimensions of the sofa (155.8" L x 84.2" W x 35.8" H) and details the contents of the 8 separate boxes: 1 Armrest Module, 4 Long Seater Modules, 2 Corner Seater Modules, and 1 Ottoman.

Long Seater Module

Single Seat Module

Corner Seater Module

Storage Ottoman Module
3. Setup and Assembly
The Belffin modular sofa is designed for easy assembly with no tools required. Each module connects securely to form your desired configuration.
Assembly Steps:
- Unpack all components from their respective boxes.
- Identify each module type (armrest, long seater, corner, ottoman).
- Arrange the modules in your desired layout.
- Connect the modules using the integrated hardware. Ensure each connection is secure.
- Place the back cushions onto the appropriate modules.
The modular design allows for flexible rearrangement. You can easily reconfigure the sofa to create different layouts as needed.

This image displays various possible arrangements for the modular sofa, including different U-shaped and L-shaped layouts, highlighting its adaptability to various room sizes and preferences.
4. Features and Usage
Flexible Modular Design
The core feature of this modular sectional sofa is its modular and free combination concept. The cleverly designed sofa modules allow users to easily piece and rearrange them to create countless possible layouts based on their spatial needs and aesthetic preferences. Whether you want a spacious L-shaped sofa or a compact U-shaped sectional, you can adjust it however you like.
Comfortable Velvet Fabric
The choice of soft and luxurious velvet fabric not only brings unparalleled comfort to users, but also adds to the visual appeal of the sofa. This fabric is not only beautiful, but also has excellent durability and easy cleaning properties. It is especially suitable for families with pets. It can resist pet scratches and daily wear and tear, keeping the sofa like new for a long time.

A detailed view of the sofa's velvet fabric, illustrating its soft, luxurious texture and rich green color.
Integrated Storage Ottoman
The built-in storage space of the sectional couch is cleverly designed to facilitate users to store daily necessities such as remote controls, magazines, pet toys, etc., making life more tidy and orderly. The ottoman can also serve as a comfortable footrest, extra seating, or a coffee table when a tray is placed on top.

The ottoman's lid is lifted, showcasing the ample internal storage compartment, ideal for blankets, magazines, or other household items.

The ottoman with its lid closed, demonstrating its use as a comfortable footrest or additional seating, while discreetly concealing stored items.

This image shows two individuals comfortably using the sofa, emphasizing its plush feel and spacious design suitable for relaxation.
5. Maintenance
The velvet fabric of your Belffin sofa is designed for durability and easy cleaning. Proper care will help maintain its appearance and longevity.
General Care:
- Regular Vacuuming: Regularly vacuum the sofa using a soft brush attachment to remove dust, crumbs, and pet hair.
- Spot Cleaning: For spills, gently blot the affected area immediately with a clean, dry cloth. Avoid rubbing, as this can spread the stain. For stubborn stains, use a mild, water-free solvent or dry-cleaning product. Always test on an inconspicuous area first.
- Avoid Harsh Chemicals: Do not use harsh detergents, bleach, or abrasive cleaners, as these can damage the velvet fabric.
- Fluff Cushions: Regularly fluff and rotate seat and back cushions to maintain their shape and even out wear. The back cushions are removable for easier adjustment and cleaning.
- Protect from Sunlight: Avoid prolonged exposure to direct sunlight to prevent fading of the fabric.
6. Troubleshooting
If you encounter any issues with your Belffin modular sofa, please refer to the following common solutions:
- Cushions Appear Flat: After unpacking, cushions may appear compressed. Allow 24-48 hours for them to fully expand. Regularly fluffing the cushions will help them maintain their plushness.
- Modules Not Connecting Securely: Ensure that the connecting brackets on each module are properly aligned and fully engaged. Apply firm pressure to secure the connection.
- Uneven Seating: Check that all modules are placed on a flat, even surface. Ensure all legs are securely attached and making contact with the floor.
For any persistent issues or concerns not addressed here, please contact Belffin customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | Belffin |
| Model | 10-seater sofa |
| Seating Capacity | 10 |
| Product Dimensions (L x W x H) | 155.8" x 84.2" x 35.8" |
| Type | Sectional |
| Color | Green |
| Style | Modern |
| Special Feature | Removable Cover |
| Upholstery Fabric Type | Velvet |
| Room Type | Living Room |
| Assembly Required | No (tool-free assembly) |
| Recommended People for Assembly | 1 |
| Frame Material Type | Aluminum |
| Seat Fill Material | Foam |
| Furniture Leg Material | Wood |
| Seat Back Fill Material | Foam |
| Back Cushion Removability | Removable |
| Item Firmness Description | Plush |
8. Warranty and Support
Warranty Information:
This Belffin product comes with a Lifetime Warranty from the manufacturer. Please retain your proof of purchase for warranty claims. For specific details regarding coverage and terms, refer to the warranty documentation included with your product or contact Belffin customer service.
Customer Support:
For any questions, assistance with assembly, or to report issues, please contact Belffin US customer support. Contact information can typically be found on the packaging, in your purchase confirmation, or on the official Belffin website.





