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Application

Suitable for use in the construction of external and internal loadbearing and non-loadbearing walls, including the inner and outer leaves of cavity walls, party walls, partition walls and boundary walls. They can also be used as reinforced masonry walls through incorporation of bed joint reinforcement. Other applications include:

  • Plant rooms.
  • Classrooms.
  • Lecture theatres.
  • Gymnasiums.
  • Swimming pools.
  • Arenas.
  • Factories.

CE-marked and manufactured in accordance with BS EN 771-3, BS 5628-1, ISO 9001 and ISO14001.

Description

Acousta Tex are textured face acoustic masonry blocks which provide high levels of sound absorption.

Manufactured from cement, specially sourced sound porous aggregates (65% recycled secondary aggregate content), an integral waterproofing and colour pigment.

Features and benefits:

  • Sound-absorbing texture.
  • Delivers a noise reduction coefficient (NRC) of 0.55 αw.
  • Effective sound control qualities, especially in the high-frequency sound range.
  • Satisfies the requirements of Building Bulletin 93 (BB93).
  • Minimal maintenance required.
  • Waterproof, and will retain a fresh, clean appearance.
  • Non-combustible, and will not contribute to the spread of flame.
  • Efflorescence-free.
  • Can be used in conjunction with other Colinwell products, including EchoCheck acoustic blocks.

Applications:

Suitable for use in the construction of external and internal loadbearing and non-loadbearing walls, including the inner and outer leaves of cavity walls, party walls, partition walls and boundary walls. They can also be used as reinforced masonry walls through incorporation of bed joint reinforcement. Other applications include:

  • Plant rooms.
  • Classrooms.
  • Lecture theatres.
  • Gymnasiums.
  • Swimming pools.
  • Arenas.
  • Factories.

CE-marked and manufactured in accordance with BS EN 771-3, BS 5628-1, ISO 9001 and ISO14001.

General information
Color

White, cream, buff, green, red, ochre, brown, salmon, oatmeal, sandstone, straw, honey, heather, natural, braken, whinstone

Finish

Smooth finish

Shape

Rectangular

Size

440 x 140 x 215 mm

440 x 215 x 215 mm

440 x 100 x 215 mm

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

Colinwell Acousta Tex AT100

215 x 100 x 440 mm (h x w x d). Solid, Cellular.

Colinwell Acousta Tex AT140

215 x 140 x 440 mm (h x w x d). Solid, Cellular.

Colinwell Acousta Tex AT215

215 x 215 mm x 440 mm (h x w x d). Hollow.

Colour -
Block

See 'Options' below and insert requirements.

Mortar

Recommended mortars listed in 'Options' below. Insert requirements.

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

ProductInformation

www.colinwell.com/databasedocs/prd_2964210__colinwell_acoustic_masonry_brochure.pdf

Standard product features

Finish:

Textured, acoustic face.

Weight:

  • Colinwell Acousta Tex AT100: 16 kg.
  • Colinwell Acousta Tex AT140: 20 kg.
  • Colinwell Acousta Tex AT215: 25 kg.

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: 15 N.
  • Average density: 2100 kg/m³.
  • Moisture content: 3% (internally).
  • Thermal conductivity (K-value): 1.28 W/m·K.
  • Shear bond strength (to BS EN 998.2, Annex C): 0.15 N/mm².
  • Maximum moisture movement: 0.15 mm/m.

Sound absorption coefficient:

  • At 125 Hz: 0.50.
  • At 250 Hz: 0.65.
  • At 500 Hz: 0.50.
  • At 1000 Hz: 0.50.
  • At 2000 Hz: 0.55.
  • At 4000 Hz: 0.55.

Product Options

Colour:

  • Bracken – Recommended mortar: Maroon U53.
  • Buff – Recommended mortar: Beige E74.
  • Cream – Recommended mortar: Cream G89. White cement should be used in the mix.
  • Green – Recommended mortar: Green N70. White cement should be used in the mix.
  • Honey – Recommended mortar: Tan C30.
  • Natural – Recommended mortar: Standard.
  • Oatmeal – Recommended mortar: White J88. White cement should be used in the mix.
  • Red – Recommended mortar: Orange T36.
  • Sandstone – Recommended mortar: Cream G89. White cement should be used in the mix.
  • Straw – Recommended mortar: Yellow D10.
  • Whinstone – Recommended mortar: Black L62.
  • White – Recommended mortar: White J88. White cement should be used in the mix.

Movement 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.

Digital objects
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IFC
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