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High-performance extruded polystyrene boards for roofing, walls, floors and civil projects fast quotes and international delivery.
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Product Information
Our XPS insulation boards are manufactured under controlled production processes to ensure consistent quality and performance. Detailed product information, including technical datasheets and material specifications, is available to support design and application requirements.
Upon request, we can provide relevant documentation such as Certificate of Origin, ASTM test reports, and CS518 certificates, allowing specifiers and project teams to verify material properties and compliance as needed.
| Specification | TS 250 (Pink) | TS 350 (Blue) |
|---|---|---|
| Density (kg/m³) | 30 – 33 | 34 – 37 |
| Compression Strength (25mm) | > 150 kPa | > 200 kPa |
| Compression Strength (50mm) | > 250 kPa | > 350 kPa |
| Water Absorption (% v/v) | < 0.35 | |
| Width (mm) | 600 | |
| Length (mm) | 1200 | |
| Thickness (mm) | 25/50 | |
| Edge Type | Square Edge / Shiplap | |
| Thermal Conductivity (w/mk) | < 0.035 | |
| Flammability | Class 94 HB | |
| Applications |
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|
XPS Foam Application
Roofing insulation
wall insulation
floor insulation
infrastructure
wall partition
cold storage
Why XPS Foam?







Thermal Efficiency
Provides strong insulation performance, helping stabilize indoor temperatures and reduce energy loss.
Water Resistant
Closed-cell structure limits water absorption, making it ideal for any weather, especially rainy climate.
High Strength
Excellent compressive strength for heavy-duty flooring, roofing, and load-bearing applications.
Lasting Performance
Resistant to mould, moisture, and deterioration. Extruded polystyrene foam are built to last for years.
What Our Customers Say
“We appreciated the quick turnaround on responses and the clarity of information provided.
It made coordination between teams much easier.”
Robert B.
“We used the XPS insulation for roof and floor applications.
The material quality was uniform, easy to handle, and suitable for our technical requirements.”
David S.
“The compressive strength and surface finish were reliable, which made installation straightforward and predictable on site.”
Taylor R.
“We selected XPS from Zentra for its moisture resistance and load-bearing capability.
They were suitable for both above-ground and below-ground use.”
Jessica M.
“The XPS insulation was used in a flat roof system and under-slab application.
Performance was consistent, and the product matched the technical data provided.”
James W.
“Material quality was stable across batches, which is important for large-scale projects.
The boards were easy to cut and install with minimal waste.”
Chris M.
“Response time was fast and communication was professional throughout.
Questions were addressed clearly without unnecessary back-and-forth.”
Daniel R.
Frequently Asked Questions
What is XPS foam and what is it mainly used for?
XPS (Extruded Polystyrene) foam is a rigid, closed-cell insulation material commonly used in construction and civil engineering.
It is primarily used for thermal insulation in roofs, walls, floors and below-ground applications where moisture resistance and strength are important.
What is XPS foam and what is it mainly used for?
XPS (Extruded Polystyrene) foam is a rigid, closed-cell insulation material commonly used in construction and civil engineering.
It is primarily used for thermal insulation in roofs, walls, floors and below-ground applications where moisture resistance and strength are important.
What makes XPS different from other insulation materials?
XPS is manufactured using an extrusion process that creates a uniform closed-cell structure.
Compared to many other insulation materials, XPS offers:
- Lower water absorption
- Higher compressive strength
- More consistent long-term thermal performance
This makes it suitable for demanding environments such as roofs, slabs and foundations.
Where is XPS commonly used in building construction?
XPS is commonly used in:
- Flat and pitched roofs
- External and internal wall insulation
- Floor and under-slab insulation
- Basements and below-ground structures
Its strength and moisture resistance allow it to perform well in both above-ground and below-ground applications.
Can XPS be used in high-load or trafficable areas?
Yes. XPS is available in different compressive strength grades, making it suitable for high-load applications such as:
- Under concrete slabs
- Parking decks
- Industrial floors
- Inverted and trafficable roof systems
The appropriate grade should be selected based on the expected load.
Is XPS resistant to moisture and water exposure?
Yes. XPS has a closed-cell structure that resists water absorption.
This allows it to maintain insulation performance even in damp conditions, making it suitable for use in:
- Roof systems
- Ground contact applications
- Areas exposed to moisture or condensation
Is XPS suitable for long-term use?
XPS is designed for long-term performance.
When correctly specified and installed, it maintains its:
- Thermal insulation properties
- Dimensional stability
- Mechanical strength
This makes it a reliable insulation solution for building and infrastructure projects.
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