Concrete Trench Block 7.3n - 300mm (One Pallet - 54 blocks)

This Trench block has a 300mm wide dimension which allows for a 100mm inside and 100mm outside leaf of blockwork, or brickwork to be built, leaving a 100mm cavity.

Features & Benefits:

• Fire resistant.
  
• Sound insulating properties.
  
• Conforms to BS Standards.
  
• 7.3 N/mm² compressive strength.
  
• Good all round technical performance.
  
• Made from 97% secondary aggregates.
  
• Block Size: 300 x 100 x 440mm