Gardall  Combination Security Fire & Burglary Chest - Z-4820

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-4820 Safe designed for?
A: It provides dual-layer 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 offer?
A: It delivers 2-hour fire resistance up to ~1850°F, keeping interior temperatures below safe levels for paper documents.

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

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: ~55.5″ H × 25.75″ W × 26.75″ D; large dual-compartment interior with ~10 cu. ft total capacity.

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, dry area to prevent rust and protect fire-insulated materials.
• Regular Cleaning: Wipe exterior and interior with a soft, damp cloth; avoid abrasive or chemical cleaners.
• Lubricate Lock: Apply graphite or silicone lubricant annually to ensure smooth lock operation.
• Inspect Hinges & Seals: Periodically check door seals, hinges, and boltwork for proper alignment and wear.
• Test Locking System: Open/close the safe occasionally to confirm bolts engage and disengage smoothly.
• Battery Maintenance (if electronic): Replace batteries every 6–12 months to avoid lockouts.
• Secure Anchoring: Use the built-in bolt-down hole to anchor the safe for added stability and theft protection.
• Protect Fire Integrity: Avoid excessive moisture or environmental stress to maintain 2-hour fire resistance (up to 1850°F).