G-740 - 1.625 inch - Aluminum Recess Grating

The G-Series model G-740 1-5/8″ Aluminum Recess Grating combines expansive tread variety and tough “welded keylock” construction to produce a durable mat with great aesthetics. G-740’s are extremely versatile in that they can scale to a multitude of recess depths. This foot grille is made to 1-5/8″ and can accommodate the following recess depths when used with frames:  Standard Depth, 1-3/4″ Frames are available in both Cast-in Concrete and Mechanically Fastened formats (GF-740C and GF-740L, respectively). For extraordinarily deep recesses, consider the 2-3/4″ Deep Pit and 4-1/8″ Extra Deep Pit Frames (GF-740D and GF-740XD, respectively).

No matter the recess depth, the G-740 Recess Gratings are durable and long lasting, constructed with sturdy 6063-T52 aluminum alloy and “welded keylock” support bars affixed at 6″ these mats can withstand a 400 lbs. / wheel rolling load. Also of note, the G-740 is available in 5 different tread types and a multitude of tread colors. Consider alternating insert materials for a more dynamic scraping and moisture absorbing surface. Select the Amarco Products G-Series model G-740 for projects where design and recess depth versatility are critical.

For superb grating that features many of the great qualities of the G-740 as well as a thoughtfully designed box beam support rail system, visit the G-300 - 1.5″ Aluminum Foot Grille.

Product Options

  • Tread Options

Features & Specifications

  • Applications

    High-traffic entryways,  Corporate Lobbies, Commercial Vestibules, Deep Recess Entrances.

  • Sizes


    • 1-3/4" (Std. Frame) / Approx 2-3/4" (Deep-Pit)/ 4-1/8" (Extra Deep-Pit)

    Length and Width: 

    • Custom fabricated to meet your specific needs.
    • Single Section Max: Dependent upon selected design.
  • Features

    • Standard overall recess depth,  1-3/4" including Level-Bed frames.
    • Two Deep-Pit frame options for total recess depths of approximately 2-2/4" and 4-1/8" respectively.
    • A formidable 400 pounds per wheel rolling load
    • Sturdy aluminum tread rail construction
    • Mix and Match insert materials to tailor treads to your specific project needs.
  • Specifications


    • Rails/Frames: Aluminum: Alloy 6063-T52

    Tread Detail:

    • Spacing between treads not to exceed 3/16”
    • Tread spaced at 1-1/2" on center

    Frame Detail:

    • GF-740L - Mechanically fastened level-bed, 1/8" profile, 1-3/4" overall depth.
    • GF-740C - Cast-in level-bed, 1/2" profile, 1-3/4" overall depth.
    • GF-740D - Cast-in deep-pit, 1/2" profile, approx. 2-3/4" overall depth
    • GF-740XD - Cast-in extra deep-pit, 1/2" profile, 4-1/8" overall depth.

    Rolling Load: 400 lbs. / wheel

    LEED Credits:

    • IEQ Credit -  5
    • MR Credit - 4.1/4.2

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