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
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Proven 2-Hour Fire Protection: Withstands external temperatures up to ~1750°F while keeping interior below 350°F, protecting documents and valuables in extreme fires.
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Dual Fire & Burglar Defense: Combines strong fire insulation with anti-theft features like interlocking bolts, relockers, and hardened steel body.
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Advanced Security Hardware: Equipped with a UL Group II high-security lock and anti-drill hard plate for added protection.
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Spacious Interior Capacity: ~8.3 cubic feet with adjustable shelves — ideal for files, cash, and valuables.
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Heavy-Duty Construction: Reinforced door with hinge-side locking bar prevents forced entry even if hinges are compromised.
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Practical for Business Use: Built-in casters allow easier positioning despite its heavy weight (~800 lbs).
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Expert Recommended: A reliable mid-to-large capacity safe offering strong fire endurance and solid burglary resistance for commercial or home use.
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
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Keep in Dry Environment: Place in a cool, dry area to prevent rust and protect fire-insulated materials.
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Regular Cleaning: Wipe exterior and interior with a soft, damp cloth; avoid abrasive or chemical cleaners.
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Lubricate Lock: Apply graphite or silicone lubricant annually to ensure smooth lock operation.
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Inspect Hinges & Seals: Periodically check door seals, hinges, and boltwork for proper alignment and wear.
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Test Locking System: Open/close the safe occasionally to confirm bolts engage and disengage smoothly.
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Battery Maintenance (if electronic): Replace batteries every 6–12 months to avoid lockouts.
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Secure Anchoring: Use the built-in bolt-down hole to anchor the safe for added stability and theft protection.
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Protect Fire Integrity: Avoid excessive moisture or environmental stress to maintain 2-hour fire resistance (up to 1850°F).
