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ARDEX N 23™ MICROTEC® Rapid Set Natural Stone and Tile Mortar - 64 Piece Pallet

by Ardex
Original price $3,873.28 - Original price $4,346.24
Original price
$3,873.28 - $4,346.24
Current price $3,873.28
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ARDEX N 23™ MICROTEC® Rapid Set Natural Stone and Tile Mortar, 64 X 40lb Bag Pallet

ARDEX N 23 is a rapid-setting, thin-to-medium-bed mortar that is ideal for interior installations of moisture-sensitive natural stone, marble, granite, porcelain, quarry and ceramic on horizontal or vertical surfaces. Recommended for all tile sizes, including mosaics, ARDEX N 23 is suitable for use over concrete floors with in-floor heating systems. ARDEX N 23 has proprietary ARDEX self-drying technology to prevent staining, discoloration, warping and efflorescence. Easy to mix and apply with excellent bond strength and sag resistance, ARDEX N 23 has an open time of up to 30 minutes and a 60-minute pot life.


  • Use for setting porcelain, quarry and ceramic tile, ungauged stone, translucent marble, glass and natural stone tile
  • Fast setting – grout in two hours
  • Ideal for moisture-sensitive natural stone tile
  • Self-drying technology – will not contribute to staining, warping or efflorescence
  • Outstanding coverage – 103 sq. ft. (9.5 sq. m) per bag with 1/4″ sq. notch trowel
  • Thin- to medium-bed installation up to 5/8″ (15 mm)
  • 1-hour pot life
  • Use for interior floors and walls
  • Extended open time of 30 minutes
  • Excellent bond strength and sag resistance


  • SystemOne
  • Microtec® Technology
  • Meets or exceeds ANSI 118.4
  • Meets or exceeds ANSI 118.11
  • Meets or exceeds ANSI 118.15
  • ISO Classification: ISO C2 FTE S1


    Mixing Ratio: 6 1/4 – 6 3/4 quarts (6-6.5 liters) of water per 40 lb. (18 kg) bag
    (For smaller batches, use 2.5 parts powder to 1 part water by volume.)

    Approximate Coverage per 40 lb. (18 kg) bag:

    1/4” x  1/4” Sq. Notch Trowel; 103 sq. ft. (9.5 sq. m)

    1/4” x 3/8” x 1/4” Sq. Notch Trowel; 80 sq. ft. (7.4 sq. m)

    1/2” x 1/2” Sq. Notch Trowel; 57.5 sq. ft. (5 sq. m)


    • Open Time: Up to approx. 30 minutes
    • Pot Life: Approx. 1 hour
    • Working Time: Approx. 15 minutes
    • Time to Grout: 2 hours
    • VOC: 0
    • Packaging: 40 lb. (18 kg) bag
    • Storage: Store in a cool, dry area. Do not leave bags exposed to sun.
    • Shelf Life: 1 year, if unopened
    • Warranty: ARDEX L.P. Standard Limited Warranty applies


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