Composition and Standards
Venezia masonry is manufactured from a carefully controlled mixture of aggregates and cement in accordance with BS EN 771-3:2003 'Specification for masonry units' and meets the statutory requirements of the relevant sections od The Building Regulations 2000 and The Building Standards (Scotland) Regulations 1990 (amended 2001).
Mean Compressive Strength (Air Dry)
Solid: 17.5 N/mm²
Hollow/cellular: 10.4 N/mm²
Net Dry Density
2100 kg/m³
Manufacturing Tolerance
D1
length +2,-2mm
width +1,-3mm
height +2,-2mm
Category
1
Thermal Properties
Protected: 1.46 W/mK
Exposed: 1.46 W/mK
Durability
see table 12: BS 5628-3:2005
Water Absorption
<75 g/m²/s0.5
Moisture Movement
<0.45mm/m
Water Vapour Permeability
(tabulated from EN 1745): 5/15µ
Reaction to Fire
Euroclass A1
Shear Bond Strength
(tabulated from EN 998-2:2003 Annex C)
0.15 N/mm²
Configuration
to BS EN 1996-1-1
Solid: Group 1
Hollow/cellular: Group 2
Air Leakage
<3.5m³/hr/m²