Technical Articles

Street noise reaches a living room through the entrance more often than through the walls. This technical guide explains the three paths sound takes through a door, why leaf mass and plate thickness set the theoretical ceiling, how laminated glass and cavity width change the result, and why continuous gaskets and a working bottom seal decide what you actually hear. It also covers flanking paths, STC, Rw and OITC ratings, and what to send a supplier.

Smart locks and aluminum doors are a compatibility problem before they are an electronics problem. This guide explains how mortise and surface-mounted locks differ, what leaf build-up and frame geometry allow, how to route power to a moving leaf, and the fail-safe, battery and wireless questions to settle before the door is fabricated.

The pivot hinge system is the heart of any pivot door. This hardware guide covers pivot pin types, load ratings, bearing materials, European vs Chinese systems, concealed vs visible hardware, and how to match hardware to door weight and usage frequency.

Pivot door installation requires reinforced floors, structural headers & precise alignment. Learn floor prep, hardware installation, sealing & testing.

Proper aluminum entry door installation requires plumb frames, correct anchoring, threshold sealing, and hardware alignment. This step-by-step guide covers tools, preparation, installation sequence, common errors, and quality checks for contractors and DIY-savvy homeowners.

Multi-point locks engage 3-7 locking points to make aluminum entry doors up to 5x harder to force open. This guide explains multi-point lock mechanisms, ANSI/BHMA and EN 1627 lock grades, C-grade cylinders, frame reinforcement, smart lock integration, laminated vs tempered glass, and the common security mistakes to avoid.