Gardall Heavy Duty Wall Safe - SL4000F

Gardall Heavy Duty Wall Safe - SL4000F

widely regarded as the best kind of safe for any home or business because it has many benefits to the home and business owner. The Gardall SL4000F Heavy Duty Wall Safe is ideal for concealing your safe behind a mirror or picture yet maintaining easy access at eye level.

The Gardall SL4000F Heavy Duty Wall Safe features a heavy duty 1/4” solid steel door, and a 1/8” steel body. The interior also features one fixed shelf. It fits easily between standard 16” wall studs and has an external flange for a nice, clean look.

Having a wall safe means your safe is not removable and can be hidden which provides extra peace of mind for your home or your business. The Gardall SL4000F Heavy Duty Wall Safe is an essential security asset.

If you have any questions regarding the Gardall SL4000F Heavy Duty Wall Safe, please give us a call at 800-207-2259 today!

Features

• 1 fixed shelf is located right in the center (i.e 6 inches).
• The model SL4000F comes standard with a flange for easier and cleaner looking installation.
• This all-steel construction wall safe has 1/8" steel body and a 1/4" solid steel door. It mounts easily into standard 16" wall studs (hardware is not included).
• A wall hanging easily conceals the safe.
• It also comes standard with a combination lock. A electronic lock is available for an additional charge.
• This wall safe with external flange is painted in a dark gray durable finish and has interior dimensions of 12.00" High, 14.00" wide and 2.75" deep. If you need more space, Gardall makes a model which is deeper.
• Remember, if a wall safe is in your plans for a new house, make sure to include the Gardall heavy duty wall safe SL4000F.
• Confused about which model is best for you? Give us a call at 1-800-207-2259.
  

What our Experts Think

• Heavy‑Duty Security Build – Reinforced steel construction designed to resist pry attacks and casual theft.
• Concealed Wall Installation – Fits flush into wall cavity for discreet protection and space‑saving placement.
• Secure Locking Options – Supports reliable mechanical or electronic locks (depending on model) for strong access control.
• Adjustable Interior – Flexible storage space for documents, cash, and small valuables.
• Bolt‑Down Capability – Offers additional anchoring for improved security.
• Expert Verdict – Ideal for users seeking robust, hidden protection with easy access and practical installation.

Q&A

Maintenance Tips

• Install in a dry, solid wall to reduce moisture risks
• Wipe exterior with a soft, damp cloth; avoid harsh chemicals
• Check lock regularly; replace batteries (if electronic) before low
• Lubricate lock annually with dry graphite
• Test door closure for a smooth, tight fit
• Ensure wall anchors remain secure and tight
• Avoid overloading internal shelves
• Inspect bolts and hardware for wear
• Address lock or mechanism issues with a certified technician