About Styrene Packaging and Insulation Ltd
Styrene Packaging and Insulation (SPI) – UK's leading manufacturer of Expanded Polystyrene (EPS) for construction & civils applications.

[edit] Contents |
[edit] Styrene Packaging & Insulation – the UK's leading manufacturer of Expanded Polystyrene (EPS)
[edit] With over 30 years experience in supplying EPS for insulation and construction applications, we pride ourselves on the quality of our products, innovation and service provided to our customers.
We manufacture and supply a range of EPS insulation products, including Stylite EPS insulation and Stylite Plustherm Enhanced EPS insulation. Our building insulation products include:
[edit] Floors
1. Floor insulation
2. T-Beam floor insulation
3. Under Floor Heating routed insulation boards
4. Under Floor Heating Gridboard insulation
[edit] Cladding & Walls
1. External wall insulation
2. Railboard external wall insulation
3. Full fill cavity insulation
4. Partial fill cavity insulation
5. Cavity wall bead
[edit] Roofs
1. Cut to fall roof panels
2. Inverted roofing insulation
3. Profiled roof panels
4. Warm pitched roof insulation
5. Rafter insulation
[edit] Civil Engineering
1. EPS Geofill
2. Clayfill
3. Ventfill
4. Passivehaus Foundation Insulation
[edit] Articles
Compressive Strength of Expanded Polystyrene
The Benefits of Specifying Expanded Polystyrene in External Wall Insulation Systems
Fire behaviour of Expanded Polystyrene
Passivehaus Foundation Insulation - Case Study
Beam and Polystyrene Block Suspended Flooring - Case Study
EPS Geofill Civil Engineering - Case Study
Profiled and cut to fall roof insulation - case study
Gridboard Underfloor Heating Insulation - Case Study
External Wall Insulation - Case Study
Ventfill Passive Venting Insulation - Case Study
External Wall Insulation - New Build Case Study
Beam and Polystyrene Block Suspended Floor Insulation - Case Study
EPS Geofill - Road Construction
EPS Geofill - Utility Protection
EPS Geofill - Rail embankments
Featured articles and news
Farnborough College Unveils its Half-house for Sustainable Construction Training.
Spring Statement 2025 with reactions from industry
Confirming previously announced funding, and welfare changes amid adjusted growth forecast.
Scottish Government responds to Grenfell report
As fund for unsafe cladding assessments is launched.
CLC and BSR process map for HRB approvals
One of the initial outputs of their weekly BSR meetings.
Architects Academy at an insulation manufacturing facility
Programme of technical engagement for aspiring designers.
Building Safety Levy technical consultation response
Details of the planned levy now due in 2026.
Great British Energy install solar on school and NHS sites
200 schools and 200 NHS sites to get solar systems, as first project of the newly formed government initiative.
600 million for 60,000 more skilled construction workers
Announced by Treasury ahead of the Spring Statement.
The restoration of the novelist’s birthplace in Eastwood.
Life Critical Fire Safety External Wall System LCFS EWS
Breaking down what is meant by this now often used term.
PAC report on the Remediation of Dangerous Cladding
Recommendations on workforce, transparency, support, insurance, funding, fraud and mismanagement.
New towns, expanded settlements and housing delivery
Modular inquiry asks if new towns and expanded settlements are an effective means of delivering housing.
Building Engineering Business Survey Q1 2025
Survey shows growth remains flat as skill shortages and volatile pricing persist.
Construction contract awards remain buoyant
Infrastructure up but residential struggles.
Warm Homes Plan and existing energy bill support policies
Breaking down what existing policies are and what they do.
A dynamic brand built for impact stitched into BSRIA’s building fabric.