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Durox Supabloc 4

Durox Supabloc 4 aircrete blocks

Supabloc 4 is extremely versatile, and can be used where just one block type is required for use in external and separating walls in houses and apartments, as well as other building types.

 

Durox Supabloc 4 applications

- Inner leaf of cavity walls

- Outer leaf of cavity walls, clad or rendered*

- Cavity separating walls including those conforming to Robust Details E-WM-6 and E-WM-15

- Foundation walls in soils up to Design Sulfate Class DS-3

*When rendered, Supabloc 4 is recommended in conjuction with partial cavity insulation.

 

Durox Supabloc 4 specification

- Mean compressive strength: 4.2N/mm²

- Thermal conductivity: 0.16W/mK

- Gross dry density: 630kg/m³

- Reaction to fire: Class A1

Supabloc 4 is manufactured to comply with EN 771-4 and conforms to Category 1

manufacturing control as specified in BS 5628-1.

 

Durox Supabloc 4 working dimensions

Face dimensions are 620mm long x 215mm high.

 

Block widths and weights

 

Block width (mm) 100 115 140 150 200 215
Unit weights (kg) 8.7 10.0 12.1 13.0 17.3 18.6
Laid weight (kg/m²) 72 83 100 108 143 154

 

Unit and laid weights, which are given for design purposes, are approximate and calculated based on the specified dry density with a 3% moisture content by weight added to provide equilibrium weights.

 

Durox Supabloc 4 environmental performance

Supabloc 4 is manufactured under an ISO 14001 compliant Environmental Management System that is independently certified by BSI. Summary green guide ratings applicable to Supabloc aircrete blocks can be found in the BRE Green Guide to Specification www.thegreenguide.org.uk.

 

Find out more about Durox Supabloc 4

Topblock Durox Aircrete Blocks Brochure (pdf, 1029kb)

Environmental Management System Certificate (pdf, 506kb)

 

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