perforated brick

perforated brick (Brit.)

A brick or block in which holes passing through it exceed 25% of its volume, and in which the holes are not small (as defined under solid masonry unit, 2); up to three holes, not exceeding 5 sq in. (32.5 sq cm) each, may be incorporated as an aid to handling.
Mentioned in ?
References in periodicals archive ?
The fixing expands in concrete and solid brick, folds in perforated brick and folds or knots in board materials.
They can be used in all structures from concrete to low-strength blockwork, including solid and hollow materials such as perforated brick, hollow block and hollow precast concrete.
Comparison of different materials attenuation Panel Initial Determined Attenuation Noise Noise Level [alpha] Level after dB dB Without panel 73,90 73,90 0 Glass 73,90 72,00 1,90 Brick 73,90 71,60 2,30 Perforated brick 73,90 71,30 2,60 Solid Wood 73,90 71,10 2,80 Acrylic 4 mm 73,90 70,90 3,00 Acrylic 8 mm 73,90 70,90 3,00 Studied panel 73,90 65,40 8,50
Construction of the existing buildings, which lie side by side and are rectangular in plan, is of perforated brick within a concrete frame.
His protagonists could truly sense the designer's concern for every aspect, even the bell tower, a perforated brick cylinder with a spiral staircase within.
1500 m lightweight plaster, type 1 on Light perforated brick, new construction;
For example, the old perforated brick exterior of the terminal arrival level will be replaced by a contemporary metal and glass facade.
Approximately 90 sqm lightweight concrete perforated brick interior walls including openings.
Precast light doors dimensions 170/116/249 cm, approx 600 mA 3-layer sealing according to DIN 18195-6, approximately 600 mA flameproof insulation, about 90 mA lightweight concrete perforated brick interior walls incl.