The secure ring security door chain.
Front door security chain alternative.
It also fits doors using w f manufactured handles.
An alternative to using a standard door chain is fitting a door chain restrictor with ring which are suitable for upvc and composite doors they will fit any door that has a door lever type handle.
Defender security u 9913 chain door guard door chain lock for door and home security 3 5 16 solid brass construction and an antique finish 4 5 out of 5 stars 728 9 21.
Secure ring was designed with the customer in mind and as a result has a number of unique features.
The alternative view is that as most people just open the door without bothering to view the caller first it is better to open the door on a chain than on nothing at all.
The mounting hole centers of this lock measures 3 11 16 in.
If the caller is up to no good the sight of the occupier putting on a door chain tells the caller that you are very much aware of your security and you won t be an easy target.
This is a mortise lock that has an this is a mortise lock that has an adjustable spring loaded hook latch projection for surface mounted sliding patio doors constructed of wood aluminum and vinyl with handle sets with vertical keyway position when in the locked position.
The slide catch should be mounted close to the edge of the door.
You may also want to consider fitting a sash jammer as extra security to your upvc door which can prevent entry.
Secure ring is a totally new concept in security door chain and is helping in the fight against distraction burglary.