Introduction
This manual provides essential information for the safe and proper assembly, operation, and maintenance of your SDHYL Twin Over Full Metal Bunk Bed. This all-in-one set includes a twin-over-full metal bunk bed frame, a 6-inch twin mattress for the top bunk, and a 6-inch full mattress for the bottom bunk. Designed for space-saving and durability, it features a heavy-duty metal frame with full-length guardrails and a secure ladder.
Safety Information
- Weight Limit: Each bunk supports up to 400 pounds. Do not exceed this weight limit.
- Guardrails: The top bunk is equipped with full-length guardrails for user safety. Ensure they are properly installed and secured.
- Ladder: Use the provided secure ladder for safe climbing to and from the top bunk.
- Assembly: Follow all assembly instructions carefully. Ensure all bolts and connections are tightened securely before use.
- Mattress Size: Use only mattresses of the specified size (Twin for top, Full for bottom) to ensure proper fit and safety with guardrails.
Package Contents
Your SDHYL Twin Over Full Bunk Bed set will arrive in three separate packages. Please ensure all packages have arrived before beginning assembly.
- Twin-Over-Full Metal Bunk Bed Frame (Black)
- 6-inch Twin Memory Foam Mattress (for top bunk)
- 6-inch Full Memory Foam Mattress (for bottom bunk)
- Assembly Hardware and Tools
- Instruction Manual

Image: Illustration of the complete bunk bed set including the metal frame, twin mattress, and full mattress.
Setup and Assembly
Assembly is designed to be straightforward with clear instructions and all necessary tools included. It is recommended to have two adults for assembly.
Assembly Video Guide
Video: Step-by-step assembly guide for the twin over full bunk bed.
Key Assembly Steps:
- Unpack Components: Carefully remove all parts from the packaging. Verify all components are present against the parts list in the included manual.
- Assemble Base Frames: Begin by connecting the main frame components for both the top and bottom bunks as shown in the video.
- Install Slats: Securely attach the metal slats to both bunk frames. Ensure they are evenly spaced and firmly locked into place.
- Attach Ladder and Guardrails: Install the ladder and guardrails according to the instructions, ensuring all connections are tight for safety.
- Place Mattresses: Once the frame is fully assembled and secured, place the twin mattress on the top bunk and the full mattress on the bottom bunk.

Image: Detailed diagram showing the dimensions of the assembled bunk bed.
Operating Instructions
- Ladder Use: Always use the ladder to access the top bunk. Do not jump onto or off the top bunk.
- Mattress Placement: Ensure mattresses are centered on their respective bunks and do not extend beyond the frame.
- Regular Checks: Periodically check all bolts and connections to ensure they remain tight. Tighten if necessary.
Maintenance
- Frame Cleaning: Wipe the metal frame with a damp cloth and mild detergent. Avoid abrasive cleaners.
- Mattress Care: The mattress covers are removable and washable for easy cleaning. Follow the care instructions on the mattress label.
- Hardware: Inspect all hardware regularly for tightness. Re-tighten any loose bolts to maintain stability and safety.

Image: Close-up of the top bunk showing the security guardrail and mattress.
Troubleshooting
- Squeaking Noise: If the bed squeaks, check all bolts and ensure they are tightened. Loose connections are a common cause of noise.
- Missing Parts: If any parts are missing or damaged upon arrival, please contact customer support immediately.
- Instability: Ensure the bed is placed on a flat, level surface. Re-check all assembly steps and tighten all hardware if the bed feels unstable.
Specifications
| Feature | Detail |
|---|---|
| Size | Twin Over Full |
| Product Dimensions | 76.8"L x 56"W x 63"H |
| Brand | SDHYL |
| Included Components | Twin-Over-Full Bunk Bed Frame, 6-inch Twin Mattress, 6-inch Full Mattress |
| Weight Limit (per bunk) | 400 Pounds |
| Item Weight | 70 Pounds |
| Assembly Required | Yes |
| Frame Material | Metal |
| Color | Black |
| Model Number | 103ZH |

Image: The SDHYL Twin Over Full Bunk Bed with mattresses, set up in a child's bedroom.
Support
For any questions, concerns, or assistance with your SDHYL bunk bed, please contact SDHYL Direct customer support. Refer to your purchase documentation for specific contact details.