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ARDEX B 20™ Overhead & Vertical Repair

Mortar with Corrosion Inhibitor

  • Polymer modified structural repair mortar
  • Suitable for overhead and vertical repairs on exterior and interior concrete overlays
  • Installs from 1/4” to 2” in one lift, up to a total of 8” in multiple lifts for deeper applications
ARDEX B 20
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  • ARDEX B 20

Information ARDEX B 20™ Overhead & Vertical Repair

ARDEX B 20™ is a trowel-grade, Portland cement-based, polymer modified, structural repair mortar for vertical and overhead concrete.

Key Features

  • Structural repair mortar with integral corrosion inhibitor
  • Glass microspheres add body, reduce weight
  • Mixes with water only
  • Easy to apply – non-sag and can be sculpted
  • Installs from 1/4” to 2” in one lift, up to a total of 8” in multiple lifts for deeper applications
  • Freeze-thaw resistant
  • Suitable for overhead and vertical repairs on commercial, institutional and multi-unit residential applications
  • Use for exterior or interior concrete overlays

 

Technical Data ARDEX B 20™ Overhead & Vertical Repair

Installation

Mixing Ratio: 6 1/2 to 7 pints (3.07 to 3.31 L) of water per 55 lb. (25 kg) bag

Yield: 0.42 cu. ft. per 55 lb. bag (0.0119 m3 per 25 kg bag); 20 sq. ft. per 55 lb. bag at 1/4″ (1.86 sq. m per 25 kg bag at 6 mm)

Performance

Compressive Strength ASTM C109 (psi): 1 day 3000; 7 days 5000; 28 days 6300
Flexural Strength ASTM C293 (psi): 7 days 1100; 28 days 1500
Splitting Tensile Strength ASTM C496 (psi): 7 days 485; 28 days 565
Modulus of Elasticity ASTM C469 (psi): 28 days 2.26 x 106
Direct Tensile Bond ASTM D4541(psi): 28 days 500 (failure in substrate)
Length Change ASTM C157 %: 7 days < 0.1; 28 days < 0.1; ASTM C157 (wet cure) 28 days < 0.03
Pot Life / Working Time: Approx. 15 to 30 minutes
Color: Gray
Coat or Seal: 3 to 7 days
Packaging: 55 lb (25 kg) net weight bags
Storage: Store in a cool dry area. Do not leave bags exposed to direct sunlight. Keep from freezing.
Shelf Life: One year if unopened
Warranty: ARDEX L.P. Standard Limited Warranty applies.

For complete product technical information, click on the Downloads tab and open the Technical Data download

Contact Us

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Information ARDEX B 20™ Overhead & Vertical Repair

ARDEX B 20™ is a trowel-grade, Portland cement-based, polymer modified, structural repair mortar for vertical and overhead concrete.

Key Features

  • Structural repair mortar with integral corrosion inhibitor
  • Glass microspheres add body, reduce weight
  • Mixes with water only
  • Easy to apply – non-sag and can be sculpted
  • Installs from 1/4” to 2” in one lift, up to a total of 8” in multiple lifts for deeper applications
  • Freeze-thaw resistant
  • Suitable for overhead and vertical repairs on commercial, institutional and multi-unit residential applications
  • Use for exterior or interior concrete overlays

 

Technical Data ARDEX B 20™ Overhead & Vertical Repair

Installation

Mixing Ratio: 6 1/2 to 7 pints (3.07 to 3.31 L) of water per 55 lb. (25 kg) bag

Yield: 0.42 cu. ft. per 55 lb. bag (0.0119 m3 per 25 kg bag); 20 sq. ft. per 55 lb. bag at 1/4″ (1.86 sq. m per 25 kg bag at 6 mm)

Performance

Compressive Strength ASTM C109 (psi): 1 day 3000; 7 days 5000; 28 days 6300
Flexural Strength ASTM C293 (psi): 7 days 1100; 28 days 1500
Splitting Tensile Strength ASTM C496 (psi): 7 days 485; 28 days 565
Modulus of Elasticity ASTM C469 (psi): 28 days 2.26 x 106
Direct Tensile Bond ASTM D4541(psi): 28 days 500 (failure in substrate)
Length Change ASTM C157 %: 7 days < 0.1; 28 days < 0.1; ASTM C157 (wet cure) 28 days < 0.03
Pot Life / Working Time: Approx. 15 to 30 minutes
Color: Gray
Coat or Seal: 3 to 7 days
Packaging: 55 lb (25 kg) net weight bags
Storage: Store in a cool dry area. Do not leave bags exposed to direct sunlight. Keep from freezing.
Shelf Life: One year if unopened
Warranty: ARDEX L.P. Standard Limited Warranty applies.

For complete product technical information, click on the Downloads tab and open the Technical Data download

Contact Us

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Case Studies: ARDEX B 20™ Overhead & Vertical Repair

Case Studies

We are proud of our amazing case studies

ARDEX has been at the forefront of the tiling and flooring industries for over 50 years. ARDEX continue to offer unbeatable quality and cost effective solutions for building projects covering all sectors of business and commerce, such as retail outlets, leisure centres, health authorities, transport premises, art and educational institutions.

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