Atrium Multipoint Lock Hardware
To ensure you select the correct Multipoint Lock please see our Multipoint Lock Glossary Of Terms to better understand the following terms:
Handle Height, Backset, Locking Device, Locking Position, Overall Length, Faceplate Width, Deadbolt Throw
Over the years, the multipoint lock hardware used in Atrium brand doors has changed.
To the best of our knowledge, the timeline of multipoint lock usage is as follows, oldest to newest.
Pre to late 1980's: Single-point lock
Late 1980's to early 1990's: Ferco 528 and Ferco 635 four-point locks
1992-1994: Essve (Distributed by Truth Hardware) three-point locks
1995-2006: G-U [old-style] Tripact three-point locks
2006-present: G-U [new-style] Tripact standard three-point lock
On raised and flat-panel doors: G-U Falcon and Hawk multipoint locks
On french doors: G-U Cremona three-point locks and HOPPE HLS9000 multipoint locks