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Application

  • Internal leaves of a cavity construction.
  • External cavity wall leaves (when painted with a masonry paint).
  • Partition walls.
  • Can be used as a backup curtain walling on buildings, including domestic, industrial, commercial and prestige projects.

Manufactured in accordance with BS EN 771-3 and BS 5628-1.

Description

Masonry block with a paint grade, fair-faced finish.

Manufactured from a carefully controlled mixture of aggregates and cement.

Features and benefits:

  • Versatile and economical.
  • Suitable for environments where robust, durable finishes are required.
  • Cured by steam to give the blocks efflorescence-free performance characteristics.
  • Minimal maintenance required.
  • Fire and noise resistant.
  • Loadbearing capacity.
  • Non-combustible, and will not contribute to the spread of flame.

Applications:

  • Internal leaves of a cavity construction.
  • External cavity wall leaves (when painted with a masonry paint).
  • Partition walls.
  • Can be used as a backup curtain walling on buildings, including domestic, industrial, commercial and prestige projects.

Manufactured in accordance with BS EN 771-3 and BS 5628-1.

General information
Size

440 x 225 mm

Standard metric.

Finish

Paint grade/ fair-faced

Shape

Rectangular, with sharp arises

Uniclass 2015
Aggregate concrete blocks (Pr_20_93_52_01)Primary
Specification data - Aggregate concrete blocks
Product Reference

Colinwell Paint Grade/ Fair Face Masonry Block

Type

Cellular

Hollow

Solid

Size

440 x 225 mm

Standard metric.

Width

100 mm

For solid and cellular blocks.

140 mm

For cellular blocks.

215 mm

For hollow blocks.

Mortar mix

See manufacturer's literature and insert requirements.

Joint

See manufacturer's literature and insert requirements.

Accessories/ Other requirements

Not required

Bond-beam blocks

Cavity closers

Cills

Half blocks

Lintels

Quoins

Squints

Standard product features

Colour:

Grey.

Finish:

Paint grade/ fair-faced.

Shape:

Rectangular, with sharp arises.

Technical characteristics:

  • Drying shrinkage (to BS EN 772.4): <0.04%.
  • Water absorption: 3–6%.
  • Tolerance category (BS EN 771-5): D2.
  • Mean compressive strength: 10.5 N.
  • Average density: 2100 kg/m³.
  • Thermal conductivity (K-value): 1.25 W/m·K.
  • Shear bond strength (to BS EN 998.2, Annex C): 0.15 N/mm².
  • Maximum moisture movement: 0.15 mm/m.

Product Options

Joint:

The spacing between control joints should be at 6–10 m intervals.

Accessories/ Other requirements:

Non-standard components and specials may be cut from standard units or, depending on quantity, manufactured to individual requirements. Consult manufacturer and insert requirements.

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