Twenty20's greatest strength is our people. We have a dedicated team of industry experts that are committed to delivering you comprehensive security and automation solutions, supported by top-notch customer service and ongoing technical support. The Twenty20 Leadership team brings decades... Read More
DoorKing, Inc. (we are also known as “DKS”) was established in 1948 and is one of the country's leading manufacturers of telephone entry systems, vehicular gate operators, parking control products and access control systems in the United States. DoorKing was the first company to use... Read More
Trine is guided by a single principle: to provide customers with innovative product design and development and to maintain the highest level of product quality and customer service possible. We are a leading manufacturer of electric strikes providing one box solutions for all your installation... Read More
Key Systems offers numerous high security key safe solutions. Our key management systems range from purely mechanical chit-key panels to the highest end of Security Asset Manager (SAM) electronic key cabinets. The largest of our SAM cabinets stores up to 96 key positions while our SWATBox safes... Read more »
Vel-Key® products increase security and productivity through simple effective key organization. Our plastic two-sided tags leave room for labeling one side and utilize durable Velcro® on the other for mounting in any one of our key organizers. A variety of files and cases in this product line... Read more »
Our Chit-Key products use a very simple but clever technique for storing and ensuring the safe return of your keys. Locks are paired up to operate in tandem. You turn a key in one lock to remove a second key from another lock. We offer two standard chit-key vaults, but can customize their... Read more »