1. Product Overview
The ZINUS 5-Inch Metal Smart Box Spring is a durable and easy-to-assemble mattress foundation designed to provide stable support for your mattress. Its steel interior frame ensures longevity and prevents sagging, contributing to the overall lifespan of your mattress. This low-profile design is ideal for complementing taller mattresses or achieving a lower bed height preference.

Image: Dimensions of the ZINUS 5-Inch Metal Smart Box Spring (King size: 79"L x 75.5"W x 5"H) and its 700 lbs weight capacity.
2. Setup and Assembly
The ZINUS Smart Box Spring is designed for quick and easy assembly, requiring no additional tools beyond what is provided. Follow the steps below for a seamless setup.
2.1 Unpacking and Component Identification
All components are compactly packaged in a single box. Carefully unpack all parts and lay them out on a clean, flat surface. Refer to the included assembly instructions for a complete list of components.

Image: Visual guide illustrating the easy 5-step assembly process for the Smart Box Spring.
2.2 Frame Assembly
The steel frame components snap together without the need for bolts or complex tools. Ensure all connections are secure and the frame is stable before proceeding.

Image: Detail of the metal frame connection points, designed for tool-free assembly.

Image: View of the sturdy metal slats that provide robust support for the mattress.
2.3 Cover Installation
Once the frame is assembled, place the included poly jacquard cover over the frame. The cover is designed to fit snugly, similar to a fitted sheet, providing a clean and finished look.

Image: Demonstrating the installation of the poly jacquard cover onto the assembled metal frame.
2.4 Assembly Video
Video: Official ZINUS assembly guide for the Smart Metal Box Spring, demonstrating the step-by-step process.
3. Operating Instructions
The ZINUS 5-Inch Metal Smart Box Spring serves as a robust foundation for your mattress. It is designed to be placed on a compatible bed frame or platform bed (sold separately).
- Mattress Placement: Carefully place your mattress directly on top of the assembled box spring. The flat, level surface ensures proper support for your mattress.
- Weight Capacity: The King size box spring supports a maximum weight capacity of 700 lbs. (Note: Twin size supports 350 lbs). Do not exceed the recommended weight limit.
- Low Profile Design: The 5-inch height is ideal for maintaining a lower bed profile, especially when paired with thicker mattresses.

Image: The ZINUS Smart Box Spring supporting a mattress on a bed frame, illustrating its function as a foundation.
4. Maintenance
Proper maintenance ensures the longevity and performance of your ZINUS Smart Box Spring.
- Cleaning the Frame: Wipe the metal frame with a dry cloth as needed to remove dust and debris.
- Cleaning the Cover: The poly jacquard cover is removable. For cleaning, follow the care instructions on the cover's label, typically machine wash cold and tumble dry low.
- Regular Inspection: Periodically check all frame connections to ensure they remain secure.
5. Troubleshooting
If you encounter any issues with your ZINUS Smart Box Spring, please refer to the following common solutions:
- Squeaking Noises: Ensure all frame connections are fully engaged and secure. Re-check the assembly steps to confirm proper installation.
- Unstable Frame: Verify that all metal pieces are correctly snapped into place and the support slats are firmly seated.
- Cover Fit Issues: Ensure the cover is correctly aligned with the frame corners and stretched evenly.
For further assistance, please contact ZINUS customer support.
6. Specifications
| Brand | Zinus |
| Model Number | OLB-ABS-5K |
| Size | King |
| Product Dimensions | 79"L x 75.5"W x 5"H |
| Material | Alloy Steel, Fabric (Steel Interior Frame With Knitted Polyester Cover) |
| Weight Capacity | 700 lbs (King size) |
| Color | White |
| Assembly Required | Yes (Easy Assembly) |
| Included Components | Foundation, Cover |
| Product Care | Wipe with Dry Cloth |

Image: Size guide for ZINUS Box Springs, showing dimensions for various bed sizes.
7. Warranty and Support
The ZINUS 5-Inch Metal Smart Box Spring includes a 5-year limited warranty. This warranty covers manufacturing defects and ensures your product meets ZINUS's quality standards.
For warranty claims, product support, or any questions regarding your new product, please visit the official ZINUS website or contact their customer service directly. Keep your purchase receipt for warranty verification.
Important Safety Note: Be cautious when handling small parts and tools during assembly. Do not load more than 700 lbs (except Twin size, which is 350 lbs).





