Details: This large 750 gram silica gel unit protects 57 cubic feet of enclosed space. The 4”x6" steel canister with built-in indicator that turns from blue to pink signaling when to reactivate. The unit reactivates easily in any conventional oven. This heavy duty unit is preferred by Police armories, Hospitals, Boaters, Museums as well as individual collectors.  Provides lifetime protection for lockers, cabinets, vaults, safes.

- Protects enclosed area of up to 57 cubic feet (1.61 m3)
- Measures only 4”x 6" (100 x 150mm). 
- Built-in indicator that turns from blue to pink signalling need for reactivation.
- Easy to reactivate in any oven.
- Lifetime protection
- Mil Spec MIL-D-3464 Typed 1 & 11

Reactivation Instructions
When the blue silica gel beneath the heat-resistant inspection window turns pink, reactivate as follows: Do not remove the cap with the inspection window. Place the entire unit (do not disassemble) in a vented 325 degree F (160 degree Celcius) oven for at least 3 hours. The silica gel will gradually turn blue again. Instructions can be found on the base of the canister.

Our products are re-useable & carry a lifetime warranty!

"It's like a miniature dehumidifier working night and day ... yet needs no electricity."