PROROX® SL 970 ES
ProRox® SL 970 ES is a rigid stone wool slab, ideal for the thermal and acoustic insulation of high-temperature industrial applications such as ovens and boilers. Available in Spain and Portugal.
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- Energy & Manufacturing
- Columns
- Boilers
- Industrial vessels
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About PROROX® SL 970 ES
This rigid stone wool slab is engineered for thermal and acoustic insulation of industrial equipment at temperatures up to 680°C. Reliable and dimensionally stable, ProRox® SL970ES is ideal for challenging applications. This high-temperature insulation solution enables you to safely reduce heat loss across a variety of applications and is compliant with international standards.
- Resists water absorption to deliver long-term durability
- Non-combustible and fire resistant
- Excellent acoustic performance for noise control
- Uniform appearance – easy to handle and cut-to-size on site
Application
Choose ProRox SL 970ES for industrial applications where thermal performance and fire safety are essential. Suitable for ovens, boilers, gas exhaust ducts, and steam systems.
Available dimensions
Standard dimension for ProRox SL 970ES is 1000x1200mm in the thickness range from 40mm to 100mm.
Certificates
Why ProRox?
Energy‑efficient, fire‑safe insulation
Easy to install, durable and CUI‑mitigating
ProRox is easy to install, dimensionally stable, and sustainable, providing proven energy and CO₂ savings while minimizing the risk of corrosion under insulation. Choose ProRox for reliable, high-performance insulation you can trust.
Product properties
Our products are designed with your specifications in mind:
| Name | Unit | Test standard | Value |
|---|---|---|---|
| Maximum service temperature | °C | EN 14706 | 680 |
| Nominal density | kg/m³ | EN 1602 | 115 |
| Water absorption | kg/m² | EN 1609 | ≤ 1 |
Downloads
Our goal is to help you quickly find the documentation you need. If you’re unable to locate specific information, please reach out - we’re here to support you.

ProRox SL 970 ES INT
Download product datasheet in English

ProRox SL 970 ES PT
Download product datasheet in Portuguese

ProRox SL 970 ES ES
Download product datasheet in Spanish

ProRox® process manual
This is a comprehensive technical guide to our ProRox stone wool insulation.

Rockassist brochure
Discover our Rockassist calculation program - free of charge!
Online tools
We provide a wide range of free tools to support your work - from online calculators for energy and heat‑loss assessments to a comprehensive online pricing tool Rockprice. Whether you are just starting your project or require technical guidance along the way, we are here to assist you at every stage.
Looking for answers?
If you have technical questions about products or need support for your projects, our technical experts are here to help you.




