The 100mm Insulite Medium Density Block 4.2N is a versatile and sustainable building block, perfect for a range of construction projects. Made by Thomas Armstrong, these blocks are manufactured to BS EN 771-3 and are ISO 9001 Quality Assured, ISO 14001 Environmentally Certified and hold BES 6001 Excellent.

Product Features:

• Material: Concrete
• Density: Medium
• Dimensions: 440mm x 215mm x 100mm
• Colour: Natural

These high-quality blocks are made from up to 90% recycled raw materials, making them an environmentally friendly and sustainable choice for your building project.