Roadstone manufactures the most extensive range of Fine Texture blocks in Ireland from the highest quality aggregates produced at our own quarries that  are specially graded to give a finer texture than standard blocks.

Fine texture blocks are either left unplastered or painted for use in internal walls.

Features

• Available in High compressive strength
• Class A1 – Fire resistance
• Excellent sound insulation
• Long term durability
• Sustainable production process
• Low thermal conductivity and high thermal capacity

Benefits

• Extensive range of solid and hollow blocks
• Standard sizes – metric 450mm and modular 400mm ranges
• Wide choice of accessory products
• Produced nationwide
• Cost effective

Applications

Typical application for fine texture blocks include churches, schools, sports centres, office, factories etc.

Standard Concrete Blocks

• I.S. EN ISO 9001:2000 quality management system
• I.S. EN 771-3:2011 Specification for Masonry Units – Part 3: Aggregate Concrete Masonry Units using an NSAI, System 2+ Certificate of factory production control.
• Roadstone products also meet the statutory requirements of the relevant sections of The IrishBuilding Regulations 2014

Thickness options

• 450mm Range 100mm / 140mm / 215mm
• 400mm Range   90mm / 190mm

Standard Specials

• Quoins, Cavity, Closer, Lintels, Bond Beams
• The full Forticrete range of shapes and sizes can be made to order .

Compressive Strength

• Available to I.S. EN772-1 fm dry
• Group 1 (solid)  7.5N/mm² 13N/mm²  and 18N/mm²
• Group 2 (cavity) 4.5N/mm²   5N/mm² and 13N/mm²

Fire Resistance

• Euro code 6 – I.S. EN 1996  Design of Masonry Structures – Part 1-2: General Rules – Structural Fire Design,  defines the methods and calculations to determine the fire resistance of concrete block walls.  Table N.B3.1 to table N.B3.6 of annex A, Roadstone Blocks have a Class A1 Fire rating

Thermal Properties

• I.S. EN 1745 Masonry and masonry products-Methods for determining design thermal values . table A3
• Typical Thermal resistance “R” value of 100 mm solid block   = 0.084 (m²K/W)
• Typical Thermal resistance “R” value of 215 mm cavity block   = 0.210 (m²K/W)

Resources

Further information on technical guidance and blocks brochure.