
D & D Technologies
Quality, hi-performance no-rust hardware for residential & commercial pool, pedestrian & driveway gates. Lokk-Latch®, Z-Lokk® & magnetically-triggered Magna-Latch® (world’s #1 pool latch) are key lockable. Tru-Close® Hinges with internal SS springs self-close gates to 132 lbs. Molded of super-strength engineering polymers, products are adjustable & easy to install—no rust, binding, sagging. Limited lifetime warranty.

International Door Closers ![]()
Quality products and excellent service. Gate locks and gate closers include: Our tough, dependable, vandal resistant Swinger 300 hydraulic pedestrian gate closer. Electromagnetic Gate Locks with 1200 pounds of holding force – compatible with manual and automatic, swinging and sliding, tubular and iron gates. Our Electromechanical GateLok series offers access control and remote locking and unlocking.
Our FREE binder tabs will help organize your LEED notes and project manualsThese binder tabs are a great way to save time and organize your notes and project manuals. We will send you a set for free as a reminder to start your Internet product research with 4specs. |

D & D Technologies
Quality, hi-performance no-rust hardware for residential & commercial pool, pedestrian & driveway gates. Lokk-Latch®, Z-Lokk® & magnetically-triggered Magna-Latch® (world’s #1 pool latch) are key lockable. Tru-Close® Hinges with internal SS springs self-close gates to 132 lbs. Molded of super-strength engineering polymers, products are adjustable & easy to install—no rust, binding, sagging. Limited lifetime warranty.

International Door Closers ![]()
Quality products and excellent service. Gate locks and gate closers include: Our tough, dependable, vandal resistant Swinger 300 hydraulic pedestrian gate closer. Electromagnetic Gate Locks with 1200 pounds of holding force – compatible with manual and automatic, swinging and sliding, tubular and iron gates. Our Electromechanical GateLok series offers access control and remote locking and unlocking.