Home > Companies > Don Construction Products Ltd > Cemflow Exterior Topping

A polymer modified cementitious topping designed to eliminate surface irregularities and smooth internal and external concrete surfaces exposed to industrial traffic. It is supplied as a pre-blended dry powder designed for application between 5–15 mm (in one application) to provide an exterior wearing surface.

Features and benefits:

  • Self-smoothing.
  • Dimensionally stable.
  • Fast drying.
  • Vehicle traffic after 48 hours at 20°C.

Related literature

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Standard product features

Coverage:

  • A 25 kg bag using 4 L of clean water will yield approximately 14.25 L.
  • A 25 kg pack of Cemflow Exterior Topping will cover approximately 2 m² at 7 mm thickness.

Application thickness:

5–15 mm.

Compressive strength (BS EN 13892-2):

  • 1 day: > 20 N/mm².
  • 7 day: > 30 N/mm².
  • 28 day: > 40 N/mm².

Flexural strength (BS EN 13892-2):

  • 1 day: > 5.0 N/mm².
  • 7 day: > 8.0 N/mm².
  • 28 day: > 10.0 N/mm².

Slip resistance (BS EN 13036-4):

63 (dry); 41 (wet).

Abrasion resistance (BS EN 13892-4):

AR 0.5.

General:

Foot traffic: 3 hours at 20°C; 24 hours at 5°C.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-55-10/375 Polymer modified wearing screed mix

NBS Specification

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This product is associated with the following NBS clauses:

Product specification

An important note about specifying

Manufacturer

Name:

Don Construction Products Ltd

Tel:

+44 (0)1538 361799

Product reference

Cemflow Exterior Topping

Manufacturer details

Hawthorn House,
Helions Bumpstead Road,
Haverhill,
Suffolk, CB9 7AA
Tel +44 (0)1538 361799
Fax +44 (0)1538 361899
NBS Plus
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