Casson Hardware carries TECTUS, the most comprehensive concealed hinge system for premium flush doors, made in Germany by Simonswerk. TECTUS hinges are fully adjustable in three dimensions, allowing large and heavy doors to be installed quickly and tuned to perfect alignment with a hex key — no door removal, no planing. Engineered with maintenance-free bearings and tested to 1,000,000 cycles under full load, TECTUS is suitable for wood, steel, and aluminum frames in residential, commercial, and high-traffic environments. The TE 340 3D, TE 540 3D, and TE 640 3D share the same frame and door preparation, simplifying millwork and installation across an entire project. Trade pricing and specification support available across Canada with shipping to the US.
Last reviewed: April 2026.
Frequently asked questions
Where is TECTUS manufactured?
TECTUS is made in Germany by Simonswerk, one of the most established concealed hinge manufacturers in architectural hardware.
What does Casson Hardware carry from TECTUS?
Casson Hardware carries the full TECTUS concealed hinge range, including the TE 340 3D, TE 540 3D, and TE 640 3D models, with the full assortment visible on the supplier page.
How are TECTUS hinges adjusted?
TECTUS hinges are fully adjustable in three dimensions using a hex key — height, width, and pressure can be tuned without removing the door or planing the frame. This allows large and heavy doors to be installed quickly and aligned precisely.
What is the TECTUS cycle rating?
TECTUS concealed hinges are tested to 1,000,000 cycles under full load with maintenance-free bearings, making them suitable for high-traffic commercial use.
What weight of door can a TECTUS hinge support?
TECTUS hinges are produced in multiple weight classes — the TE 340 3D, TE 540 3D, and TE 640 3D — supporting doors from standard residential weight up to oversized doors above 300 kg. Casson Hardware lists exact load capacity on every TECTUS product page.
Are TECTUS hinges suitable for residential, commercial, and high-traffic environments?
Yes. TECTUS concealed hinges are specified across residential, commercial, and high-traffic environments, including wood, steel, and aluminum door frames.
Does Casson Hardware ship TECTUS across Canada?
Yes. Casson Hardware ships TECTUS to all Canadian provinces and territories from our Toronto warehouse, with delivery to the United States also available.
Is trade pricing available on TECTUS?
Yes. Casson Hardware's Trade Program offers preferred pricing on the full TECTUS catalog for registered architects, designers, and contractors.
Where can I buy TECTUS concealed hinges in Canada?
Casson Hardware is a Canadian retailer for TECTUS, available to order online at cassonhardware.com or in person by appointment at our Toronto showroom.
