Gardall Combination Security Fire & Burglary Chest - Z-3620

Gardall  Combination Security Fire & Burglary Chest - Z-3620

Features

• Class “B” Rated interior safe construction. Door of inner safe will interchange with other Gardall safes key lock or combination.
• Fire Resistive Exterior Safe – Insulated to withstand 1850°F for 2 hours.
• Finest Quality Combination Locks – U.L. listed Group II with built-in relocking device or key-op lock.
• Relocking Device – If back cover is knocked off of the lock, the independent relock device is activated, preventing bolt withdrawal.
• Boltwork Interior Door – Triple boltwork with independent relock device.
• Boltwork Exterior Door – Interlocking bolts extend into the safe walls, full length locking bar on hinge side of door to deter forcible entry by removal of hinges.
• Hard plate on exterior door.
• Available with electronic push-button lock.

What our Experts Think

Q&A

Q: What is the Z-4220 Safe designed for?
A: It offers dual protection with a fire-resistant outer safe and a B-rated inner burglary chest—ideal for cash, documents, and valuables.

Q: What fire protection does it provide?
A: It features a 2-hour fire rating up to ~1850°F, keeping interior temperatures safe for paper documents.

Q: What burglary protection features does it have?
A: Includes a Class B-rated inner safe, interlocking boltwork, hard plate protection, hinge-side locking bar, and independent relocking devices.

Q: How is it accessed?
A: Equipped with a UL-listed Group II combination lock, with optional electronic or key lock upgrades.

Q: What are the dimensions and capacity?
A: Exterior: ~49.5″ H × 25.75″ W × 26.75″ D; total capacity ~8.65 cu. ft with separate inner and outer compartments.

Q: Can it be anchored?
A: Yes, it includes a center bolt-down hole with hardware for secure installation.

Maintenance Tips

• Keep in Dry Environment: Place in a cool, low-humidity area to prevent rust and protect fire insulation.
• Clean Gently: Wipe exterior and interior with a soft, dry or slightly damp cloth; avoid harsh or abrasive cleaners.
• Dial Lock Care: Turn the combination dial smoothly and regularly; never force it to avoid internal damage.
• Lubricate Hinges: Apply a small amount of silicone-based lubricant annually for smooth door operation.
• Check Door Seals: Inspect fire-resistant seals for cracks or wear to maintain 2-hour fire protection (up to ~1850°F).
• Control Interior Humidity: Use a dehumidifier or desiccant inside to protect valuables from moisture damage.
• Avoid Overloading: Do not overfill, especially near the door, to ensure proper locking and sealing.
• Test Lock Function: Open and close the safe periodically to ensure bolts and relocking mechanisms work smoothly.
• Professional Service: Contact a certified technician if lock or relocker issues arise.