Global Interlok, Inc.: Double Hill USA - Door Handlesets, Deadbolts, Door Levers, Door Knobs, Electronic Locksets, IC Smart Chips, Magnetism Cards, Accessories, and more

Warning: session_start() [function.session-start]: Cannot send session cookie - headers already sent by (output started at /home/content/53/10033553/html/index.php:2) in /home/content/53/10033553/html/system/library/session.php on line 11Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/content/53/10033553/html/index.php:2) in /home/content/53/10033553/html/system/library/session.php on line 11Warning: Cannot modify header information - headers already sent by (output started at /home/content/53/10033553/html/index.php:2) in /home/content/53/10033553/html/index.php on line 178Warning: Cannot modify header information - headers already sent by (output started at /home/content/53/10033553/html/index.php:2) in /home/content/53/10033553/html/vqmod/vqcache/vq2-system_library_currency.php on line 49 Global Interlok, Inc.: Double Hill USA - Door Handlesets, Deadbolts, Door Levers, Door Knobs, Electronic Locksets, IC Smart Chips, Magnetism Cards, Accessories, and more

Welcome to Global Interlok, inc.

Door hardware is the first thing that visitors touch and feel when entering your home. Double-Hill entry door hardware set the tone for the rest of the house. With SDH Hardware, you get the security you need without the sacrifice of style or functionality. SDH Hardware offers a wide variety of styles and finishes at a great value.