1. Introduction
Thank you for choosing the DEWINNER 90x190 Slatted Bed Base. This manual provides essential information for the safe assembly, operation, and maintenance of your new bed base. Please read all instructions carefully before beginning assembly and retain this manual for future reference.

Figure 1: DEWINNER 90x190 Slatted Bed Base, fully assembled.
2. Safety Information
- Ensure all parts are present and undamaged before assembly. Do not use if any parts are missing or broken.
- Assemble the bed base on a soft, clean surface to prevent scratches.
- Tighten all bolts and screws securely. Periodically check and re-tighten fasteners to ensure stability.
- Do not exceed the maximum weight capacity specified in the specifications section.
- Keep small parts away from children during assembly to avoid choking hazards.
- This product is designed for indoor use only.
3. Package Contents
Verify that all components listed below are included in your package:
- Metal Frame Sections (Long and Short)
- Support Legs (6 units)
- Wooden Slats (18 units)
- Plastic Slat Holders
- Assembly Hardware (Bolts, Nuts, Washers)
- Hex Key (Allen Wrench)
- Instruction Manual
4. Assembly Instructions
Assembly is quick and easy, typically taking less than 30 minutes. Follow these steps carefully:
Step 1: Unpack and Identify Parts
Carefully unpack all components from the box. Lay them out on a clean, flat surface and compare them with the package contents list to ensure everything is present.

Figure 2: Exploded view of bed base components, showing frame parts, slats, and hardware.
Step 2: Assemble the Metal Frame
Connect the metal frame sections using the provided bolts, nuts, and washers. Ensure the corner brackets are correctly oriented. Hand-tighten all fasteners initially.

Figure 3: Detail of connecting metal frame corners.
Step 3: Attach the Support Legs
Attach the 6 support legs to the designated points on the metal frame. Ensure they are securely fastened. Once all frame sections and legs are in place, fully tighten all bolts using the hex key.
Step 4: Install the Wooden Slats
Insert the wooden slats into the plastic slat holders along the frame. Ensure each slat is firmly seated in its holder. The slats are designed to provide optimal support and flexibility.

Figure 4: Detail of slat installation and frame construction.
Assembly Video Guide
For a visual guide on the assembly process, please watch the video below:
Video 1: Step-by-step assembly guide for the DEWINNER bed base.
5. Operating Instructions
The DEWINNER slatted bed base is designed to provide a stable and supportive foundation for your mattress. Simply place your mattress directly onto the assembled bed base. No box spring is required.
Mattress Compatibility
This bed base is compatible with various mattress types, including spring, foam, and latex mattresses.

Figure 5: Mattress compatibility for the bed base.
Storage Space
The bed base offers approximately 26 cm of clearance underneath, providing ample space for storage boxes, baskets, or a robot vacuum cleaner.

Figure 6: Dimensions of the bed base, highlighting under-bed storage space.
6. Maintenance
To ensure the longevity and optimal performance of your DEWINNER bed base, follow these simple maintenance guidelines:
- Cleaning: Wipe the metal frame with a damp cloth. Avoid harsh chemicals or abrasive cleaners.
- Fasteners: Periodically check all bolts and screws and re-tighten them as needed to maintain stability and prevent squeaking.
- Slats: Ensure all wooden slats remain securely in their plastic holders. If a slat becomes dislodged, reinsert it carefully.
- Movement: When moving the bed base, lift it rather than dragging it to prevent damage to the legs or frame.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Bed base is wobbly or unstable. | Loose fasteners. | Check and tighten all bolts and screws using the provided hex key. |
| Squeaking noises. | Loose connections or slats rubbing against the frame. | Tighten all fasteners. Ensure slats are properly seated in their holders. Anti-noise joints are integrated to minimize this. |
| Slat falls out of place. | Slat not fully inserted or damaged holder. | Reinsert the slat firmly into its plastic holders. If a holder is damaged, contact customer support. |
8. Specifications
- Model Number: 1
- Dimensions (L x W x H): 190 x 90 x 29 cm (Height includes legs)
- Weight: 23 Kilograms
- Material: Wood (Poplar Slats) and Steel (Frame)
- Color: Black
- Number of Slats: 18
- Number of Legs: 6
- Under-bed Clearance: Approximately 26 cm
- Assembly Required: Yes
- Care Instructions: Wipe with a damp cloth
- UPC: 782942725929
9. Warranty and Support
Your DEWINNER bed base comes with a standard warranty. For specific warranty details, please refer to the documentation included with your purchase or contact your retailer.
For any questions, missing parts, or support needs, please contact DEWINNER customer service or the seller, HOUMSA, directly. Contact information can typically be found on the product packaging or your purchase receipt.
Seller: HOUMSA
Returns: 30-day return policy