The relevant difference between these two deadbolt door lock types is that the single cylinder has a keyed cylinder on one side of the door whereas the double cylinder makes use of a keyed cylinder on both sides of the door.
Types of exterior door locks.
Here are five that shined in our tests and four.
The main types of deadbolts that exist are the single cylinder deadbolt and the double cylinder deadbolt.
Entry door knobs are the most common types of door locks.
Usually fitted to upvc and composite doors but can also be fitted to timber and aluminium doors.
Keyed entry door knobs lock and key on both sides.
In consumer reports battery of door lock tests we use a 100 pound battering ram at least eight times to see how well a lock resists kick ins.
Types of doors multi points locks are mostly found on upvc and composite entrance doors but can also be found on french and patio door types.
A deadbolt is a common way to secure exterior doors and the kwikset 660 deadbolt is a longstanding option with a reputation for simple installation and operation.
Passage door knobs turnable and has latch.
The smart lock is controlled by wireless communication between an authorized device while the code for an electronic lock is entered manually by the person locking or unlocked the exterior door to leave or gain entry.
You ll typically see these locks on doors that don t need high level security like shed and storage unit doors.
These locks retail for anywhere from 30 150 at home improvement stores and they are available in a variety of styles and finishes to coordinate with your exterior s design.
These locks aren t attached to anything else but instead lock into themselves.
A single cylinder lock opens with a key from the outside and operates inside by turning a thumb knob.
Both types of locks function inside the door similar to other locks including euro cylinder locks deadbolts and mortise locksets.
Types of knob locks and their ideal use.
Great for interior hallways large closets etc.
Make certain to choose a lock that is resistant to picking.
In addition to the exterior key hole some newer single cylinder locks.
Perhaps the most standard lock for entry doors is a keyed entry.
Door type commonly fitted to.
Padlocks can be small or large and usually are square or rectangle shaped with a u shaped bar.
Dummy door knobs includes no locks or keys.
Best used in basements and essential storage space.