Project Description

50 LEO

50 Leo M Birmingham Pkwy, Boston, MA 02135

Project Description

50 LEO is a 49-unit luxury new construction condo building situated in the emerging Brighton Corridor. The project manager requested a fire rated hinges solution for their 3-0″ x 7-0″ doors in hollow metal frames.

Waterson Product

K51M-450-A3-US19: Full Mortise 4.5 inch x 4.5 inch, satin matte black, speed control with self-closing mechanism, 90-minute fire rating code.
Fill out the form below and request a trade discount for your project.

Distributor

Unified Door & Hardware Group
Elkridge, MD, 21075

  • #black hinges for doors #fire rated residential doors #matte black #matte black door hinges
  • self closing fire door hinges
  • #black hinges for doors #fire rated residential doors #matte black #matte black door hinges
  • #black hinges for doors #fire rated residential doors #matte black #matte black door hinges

Request For Quote

Please note that Waterson Closer Hinges start from a size of 4″x4″. If you’re in need of smaller self-closing hinges, we’d recommend checking out some other resources! Also, we only provide single acting closer hinges. Thank you.

Recent Post

  • waterson hinges vs pbb alrex

PBB Alrex Hydraulic Hinges vs Waterson Hinges: The Fact Sheet

July 7th, 2025|Comments Off on PBB Alrex Hydraulic Hinges vs Waterson Hinges: The Fact Sheet

While companies like PBB are well-established hinge suppliers, a side-by-side comparison with Waterson Hinges indicates several eye-opening points.  If you want to understand more about [...]

  • type of self and soft close glass door hinges

How to Adjust Glass Door Hinges When Door not Close Fully

July 3rd, 2025|Comments Off on How to Adjust Glass Door Hinges When Door not Close Fully

“We had a glass door installed with self-closing hinges about 3 1/2 years ago. The door at first banged so hard on closing it vibrated [...]