Welcome to Interfuse LTD.
Leading Manufacturer of Masonry Blocks
Over 50 Years of Excellence in Masonry Block Production
Founded in 1965, Interfuse Ltd is a trusted, family-run business specialising in the manufacture of high-quality precast masonry blocks. With over five decades of expertise, our production facilities in Syston and Gainsborough provide reliable, durable solutions for construction projects across the UK.
ISO 14001
Production sites that meets the requirements of BS EN 1S014001:2015
BES 6001
Materials are responsibly sourced to comply with BES 6001
80,000+
Masonry blocks produced everyday
2
Production factories equipped with state of the art facilities
We pride ourselves on...
Delivering superior masonry products.
Quality & Service

Integrity

Leadership

Delivering quality blocks for commercial or residential use, we are your go-to partner.
Discover our range of precast masonry blocks and let us help you build with confidence.
Our Products
Interfuse Masonry Blocks offers a range of concrete blocks including Intercrete, Interlyte, Interlyte-Ultra, Foundation, and Optilyte Masonry Units. These blocks are versatile, durable, and ideal for various construction needs. Easily accessible with high-quality previews and specifications to enhance your architectural projects.

Intercrete Masonry Units
- Manufactured from Natural Aggregates
- High Strengths 7.3 - 22.5N/mm2
- High Density - Excellent Sound Reduction
- Available in Solid, Cellular, Hollow Forms

Interlyte Masonry Units
- Light to medium weight units
- Manufactured from selected lightweight materials
- Available in solid, cellular and hollow forms
- General purpose all round performance units

Interlyte-Ultra Masonry Units
- Ultra Lightweight Aggregate Masonry Units
- Available in Solid format
- Excellent key for plastering/rendering/ drylining
- High Thermal Insulating Performance
- Fire Resistance Euroclass A1

Optilyte Insulation Units
- Manufactured with expanded clay lightweight aggregate
- High Insulating Value
- Ultra Lightweight Material
- One hand lift - complies with HSE Guidelines on Manual Handling
- Reduces Loads on Floors and Structure

Intercrete Midi Masonry Units
- Low Unit Weight, less than 20kg
- Complies with HSE Guidelines on Manual Handling
- Design flexibility with 140mm width
- Wide range of compressive strengths 7.3 - 40N/mm2
- Manufactured to BS EN 771-3 & associated test standards

Foundation
Units
- Cost Savings Compared to Brick Solid Walling
- Dimensions to Accommodate Variable Cavity Wall Sizes
- High Productivity, One Unit Equal to 12 Brick Units
- No Cavity to Form, No Wall Ties
- Saving in Quantity of Mortar Used
Sustainability
Trusted Partners




