Construction waste / Block/Brick

Lignacite ECO 50 / ECO 70

Recycled-aggregate concrete blocks from Lignacite, UK. Declared minimum recycled content of 50% (ECO 50) and 70% (ECO 70), backed by an independently verified EPD via EPD Hub. A1-A4 from 6.6 kg CO2e/m² (100 mm ECO 50), BSI Kitemarked to BS EN 771-3 Category 1, non-combustible A1. Compressive strengths 3.6/7.3 N/mm² for cavity walls, partitions, fire breaks and acoustic walls.

Adds a mass-produced UK block to the construction-waste masonry line-up (BC, K-Briq, FRONT). Declared recycled percentages with EPD verification — a record you…

Good for

• Masonry cavity walls and partitions where recycled content and an EPD are both required
• Fire-break (A1) and acoustic internal walls in schools and commercial buildings

Consider

• The types of recycled aggregate are not stated on the page, and the EPD original is unread.
• The former carbon-negative block (Carbon Buster) is no longer listed; availability in Korea unconfirmed.

Manufacturer

Lignacite Ltd

Availability

Korea route unconfirmed

Checked

2026-09-03