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ARDEX Products

Toppings

ARDEX K 301™

ARDEX K 301™

Exterior Self-Leveling Concrete Topping
Product Quantity 50 lbs
Colours Grey
Working Time 10 Minutes
Pot Life 10 Minutes
Dry Time 2-3 Hours FT | 24 Hours Waterborne & Flooring Installation | 48 Hours VT
SF Or LF 23 SF
Area Or Depth 1/4" Thick
Floor Or Wall Floors
Interior or Exterior Interior & Exterior
Compressive Strength (PSI) Day28 4300
TF Tack Free
RC Recoat
CG Concrete Guard
CD Concrete Dressing
FT Foot Traffic
LT Light Traffic
DT Dry Through
FC Full Cure
HFT Heavy Foot Traffic (Forklift)
VT Vehicular Traffic
FUT Full Traffic

  • Usage: ARDEX K 301™ Exterior Self-Leveling Concrete Topping is a self-leveling topping and underlayment for fast-track resurfacing and smoothing for exterior and interior applications over concrete and approved, properly prepared, non-porous surfaces, including terrazzo, epoxy coatings and ceramic and quarry tile – on, above or below grade. A blend of Portland cements and other hydraulic cements, ARDEX K 301 can be sealed to create a concrete wear surface for commercial, light industrial and residential applications, including storage rooms, workshops, parking garages, parking decks, driveways, patios and plazas. It also can be used as an underlayment for finish flooring and under the ARDEX MC™ Moisture Control Systems

  • A blend of Portland cements and other hydraulic cements

  • Smooth new or existing concrete and approved non-porous surfaces

  • Freeze-thaw resistant

  • For commercial, light industrial and residential applications

  • Suitable for use under the ARDEX MC™ Moisture Control Systems

  • Can be used as an underlayment prior to installing floor covering

  • Install from 1/4” - 3/4” (6 - 19 mm) neat and up to 2” (5 cm) with aggregate

  • Suitable for use in wet areas

  • Avoid vehicular traffic for the first 48 hours after installation

  • This product is not a vapor barrier and will allow free passage of moisture. While ARDEX K 301 can be installed over concrete that contains in-floor heating, ARDEX K 301 should not be used to encapsulate any heating system directly

  • Recommended ToolsARDEX T-1 Mixing Paddle; ARDEX T-10 Mixing Drum; ARDEX T-4 Spreader; ARDEX T-5 Smoother; ARDEX MB-5.0 Measuring Bucket [5 quarts (4.73 L) per 50 lb. (22.7 kg) bag]; 1/2” (12 mm) heavy-duty drill (min. 650 rpm) and baseball or soccer shoes with non-metallic cleats

  • Priming: For all applications, prime with ARDEX EP 2000™ Substrate Preparation Epoxy Primer. Follow the general recommendations for substrate preparation above, and apply the ARDEX EP 2000 with sand broadcast, carefully following the instructions in the ARDEX EP 2000 technical data sheet

  • Can pump or pour: - mix water and powder, pour onto floor, spread evenly, smooth out, (can extend with aggregate, see TDS)