What Is a Double Key Deadlock?

Is adding a double-cylinder deadbolt to an exterior door a good idea? Find out about the pros and cons of adding double-keyed deadbolts vs. single-keyed deadbolts to exterior doors for safety and security. Deadbolts with two keys pose unique challenges.

Ilco 535-53-41, Jimmy Proof Double Cylinder Deadbolt supplied in light Bronze lacquer finish., Each lock supplied with 2 keys - keyed random.

Ilco 535-53-41 Jimmy Proof Double Cylinder Deadbolt

Double Cylinder Deadbolt Deadlock Satin Nickel Brushed Nickel Finished

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Single VS. Double Cylinder Deadbolts: Which to Choose?

●Double Cylinder Deadbolts ●Same key in the same pack, different keys in different packs FUNCTION –Fits both right handed and left handed doors;

Keyed Alike Door Knob Combination Deadbolt in Polished Brass,Entry Door Knob with Double Cylinder Deadbolts Combo Pack.Entrance Function for

Kwikset Deadlock Double Cylinder Lock With 2 Keys 665 RCL-RCS4 US3 Polish Brass

Ikonic Brushed Nickel Double Cylinder Deadbolt - Bunnings Australia

RiteFit Double Cylinder Deadlock. Lock & Key RiteFit Door Lock Rim Night Latch with Cylinder Brown ENL-FBDP. Anti jemmy deadlock with vertical locking

Lock & Key RiteFit Door Lock Double Cylinder Anti Jemmy Deadlock Brown RJP2BRDP

Lockwood 355 Double Cylinder Deadlock Satin Chrome Pearl 355NSP

Replace a double keyed deadbolt without screws

7 Lever Deadlock With Keys Stock Photo - Download Image Now - Advice, Bolt - Fastener, Burglary - iStock

Schlage double key deadbolt removal : r/Locksmith