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Application

Marshalls Engineering bricks comply and exceed the NHBC, Water Authorities, and Transport & Highways Agencies standards and specifications.

  • Functional use when requirement for strength and low water porosity.
  • Used above and below dpc.
  • Used as detailing plinth brick.
  • Out of ground facing brick replacement.
  • They are suitable for use in sulphate soil conditions up to and including DS-1, DS-2 and DS-3.

Description

Engineering Bricks are durable, high strength bricks, specially manufactured to accommodate high loads and cope with exposure to aggressive ground conditions.


Made from selected dense aggregates and a choice of cements, the bricks, which exhibit low porosity and high dimensional accuracy, are completely frost resistant suitable for use below ground where natural sulphates, up to and exceeding Class 3 levels*, are present.


Features and benefits:

  • Manufactured and tested in accordance with BS EN 771-3: 2011.
  • High strength.
  • Low absorption.
  • Comply in all respects to the standards required by BS 5628: 2005.

General information

Color

Red

Blue

Material

Concrete

Shape

Rectangle

Length

215 mm

Width

100 mm

Height

65 mm

Uniclass

Pr_20_93_52_02 Aggregate concrete bricksPrimary

CAWS

F10/45 Engineering brickwork

F10/385 Engineering brickwork

Specification data - Aggregate concrete bricks

Standard

To BS EN 771-3.

Brick description

Engineering brick.

Appearance

Match existing.

Compressive strength

-

Mean value

50 N/mm².

Guidance for specification option:

Air dry.

Characteristic value

50 N/mm².

Freeze/ thaw resistance

Frost-resistant.

Thermal conductivity

1.24 W/mK (protected); 1.33 W/mK (exposed).

Work sizes (length x width x height)

215 x 100 x 65 mm.

Reaction to fire

Class A1 to BS EN 13501-1.

Water vapour permeability

To EN 1745, 5/15 μ.

Bond strength

To EN 998-2, 0.23 N/mm².

Dimensional stability

<0.6 mm/m.

Moisture movement

<0.45 mm/m.

Colour

Red.

Sustainability data

Contains Red List materials

No

Country of material origin

United Kingdom

Country of product manufacture

United Kingdom

Recyclability

Recyclable at end of lifecycle

Manufacturer guidance

Concrete Bricks are 100% recyclable and are suitable for use as crushed aggregates.

Literature

Engineering Brick

Engineering Brick

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