Welcome to FFI

Functional Fenestration Inc (FFI) provides high quality architectural hardware to the fenestration (door, window & skylight) industry.

FFI has two areas of emphasis:

  • FFI Designed and manufactured architectural hardware, including FFI stainless steel lift slide hardware and handles, and FFI FASTrack
  • Distribution of window and door hardware from top global manufacturers, including AGB, Winkhaus and more.
Featured Products
Sentinel Automatic Multipoint Door

Presenting the Sentinel Automatic Multipoint Door Lock system. Very secure, very configurable, and very intelligent.

Features:

  • Door heights up to 10’4″
  • When the sash approaches the frame, the locking points come out automatically with magnetic control (you don’t need to manually lock the door to secure it)
  • Remote motorized option; optional Unilock electronic control
FASTrack Drainage

We are proud to offer the aluminum FASTrack Drainage System, A flexible solution to water diversion from sliding door openings.

Exclusive features only from FFI:

  • Adaptable to variable field conditions using modular parts.
  • Fast and easy installation of multiple sliding door floor tracks.
  • High durability and corrosion resistance.
  • Optional Interlock Drainage Kit
FASTrack Drainage in The Field
Lift Slide Window Tutorial

Providing high quality architectural hardware

Featured Products

Sentinel Automatic Multipoint Doorlock

Presenting the Sentinel Automatic Multipoint Door Lock system. Very secure, very configurable, and very intelligent.

Features:

  • Door heights up to 10’4″
  • When the sash approaches the frame, the locking points come out automatically with magnetic control (you don’t need to manually lock the door to secure it)
  • Remote motorized option; optional Unilock electronic control

The Anti Derailer Lock

• Provides additional bottom track security locking points
• Recommended for door performance certification testing
• Recommended to use with low profile tracks and thresholds
• Concealed within the door bottom rail
• For all sash types; for Wood, Vinyl/PVC and Metal doors

Functional Fenestration Inc (FFI) is proud to offer the aluminum FASTrack Drainage System. A flexible solution to water diversion from sliding door openings.

Exclusive features only from FFI:

  • Adaptable to variable field conditions using modular parts.
  • Fast and easy installation of multiple sliding door floor tracks.
  • High durability and corrosion resistance.
  • Optional Interlock Drainage Kit

FFI FASTrack Drainage In The Field:

Loewen Lift Slide Doors in an elegant curtain wall system in Austin, TX.

About FFI

Providing high quality architectural hardware and automation solutions to the fenestration (door, window & skylight) industry.

FFI has two areas of emphasis:

  • Engineered, Designed and manufactured architectural hardware, including FFI stainless steel lift slide hardware and handles, and FFI FASTrack
  • Distribution of window and door hardware from top global manufacturers, including AGB, Truth and Winkhaus

Functional Fenestration Inc. – Serving the North American fenestration industry since 1987