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ProRox® LF 970 D

Loose-fill stone wool insulation for excellent thermal and acoustic performance in irregular spaces. Fillable and flexible, ProRox® LF 970D easily adapts to voids, joints, and complex geometries in industrial systems.

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  • Marine Equipment Directive Certification

Industry and product areas

  • Energy & Manufacturing
  • Boilers
  • Chimneys
  • Storage tanks
  • Explore by product range
  • ProRox®
  • Pipework

About ProRox® LF 970 D

ProRox LF 970D is a loose-fill stone wool insulation specifically engineered for thermal and acoustic insulation in challenging spaces where standard slabs or mats cannot be applied. With a maximum service temperature of 680°C, ProRox LF 970D delivers high-performance insulation while maintaining the adaptability needed for complex industrial environments.

  • Resists water absorption to deliver long-term durability
  • Non-combustible and fire resistant
  • Easily conforms to irregular surfaces

Application

ProRox LF 970D is flexible and fillable, making it an excellent solution for insulating voids, joints, and irregularly shaped constructions found in boilers, vessels, chimneys, tanks, and pipework.

Available dimensions

Standard ProRox LF 970D dimension is 950x2650mm in 80mm thickness.

Why ProRox?

industry, people, process

Energy‑efficient, fire‑safe insulation

ProRox® delivers energy-efficient, fire-safe insulation for energy and manufacturing, supporting corrosion mitigation in demanding environments. The robust stone wool construction ensures complete protection when it comes to heat and fire, meeting all industry standards and offering long-term durability.
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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:

NameUnitTest standardValue
Maximum service temperature°CEN 14706680
Water absorptionkg/m²EN 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 LF 970 D

ProRox LF 970 D

Download product datasheet in English

ProRox® process manual

ProRox® process manual

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

Rockassist brochure

Rockassist brochure

Discover our Rockassist calculation program - free of charge!

ProRox LF 970 D

ProRox LF 970 D

Download product datasheet in German

ProRox LF 970 D

ProRox LF 970 D

Download product datasheet in Czech

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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.

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Looking for answers?

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