door jam

The adjustable security bar covers hinged doors from 28.5" to 45". For sliding doors it covers 25" to 41.5" when the top knob cup is removed.

Jamb plugs are plastic inserts that fit into pre-drilled jamb holes on sliding glass door frames to cover and align openings. The described plug has an insert depth of 1/2", a face diameter of 11/16", and a height of 21/64".

Yes. Several items are described as lightweight, portable, or collapsible for easy storage and travel, making them suitable for temporary use in hotels, offices, or during trips.

Portable blockers fit most standard residential and commercial doors with a knob or lever. The adjustable security bar is described for hinged and patio doors and can be used on sliding doors when the top knob cup is removed.

The listings include portable door blockers, adjustable door security bars, sliding-door hardware (hangers) and jamb plugs, plus a vehicle door hanger/storage rack.

Materials listed across the items include hardened steel, other steel/metal, PVC (polyvinyl chloride), and plastic.

Sizes range from small jamb components under 1" (examples in the source include about 0.32", 0.5", and 0.63") up to handheld blockers around 4.38" and full-length bars and racks measured in the tens of inches. The adjustable security bar specifically lists hinged ranges of 28.5"–45" and sliding ranges of 25"–41.5".

Portable door blockers install in seconds and fit most standard residential and commercial doors with a knob or lever. They are presented as travel-friendly for hotels, apartments, college dorms, and vacation accommodations.

Design features include a pivoting ball joint that keeps the bar fully in contact with the floor and a padded foot that provides strong grip without scratching.