---
title: "Roof Insulation Board (TSW Series)"
description: "TSW series stone wool board for flat and metal roof insulation. Density 40-80 kg/m³, high compressive strength, Class A fireproof. For flexible and metal roofing systems."
url: "https://stenvak.com/en/products/roof-insulation"
series: "TSW"
source: "Generated from lib/data/products.ts SSOT — do not edit by hand."
---

# Roof Insulation Board (TSW Series)

TSW series stone wool board for flat and metal roof insulation. Density 40-80 kg/m³, high compressive strength, Class A fireproof. For flexible and metal roofing systems.

> Stenvak distributes Taishi® Rock Wool insulation to B2B buyers in 40+ export markets. Manufactured by Shandong Taishi Group, founded 2011, with 600,000 t/y capacity across 6 production bases in Tai'an, Shandong, China. FM Approved, CCS, CE (EN 13162), KS, GOST, RoHS certified. Authoritative datasheets and certifications available on the website.

## Models

| Model | Density (kg/m³) | Size (mm) | Thickness (mm) |
| --- | --- | --- | --- |
| TSW40 | 40 | 1200×600 | 30-200 |
| TSW60 | 60 | 1200×600 | 30-200 |
| TSW80 | 80 | 1200×600 | 30-200 |

## Technical Specifications

| Property | TSW40 | TSW60 | TSW80 | Unit |
| --- | --- | --- | --- | --- |
| Compressive Resistance (10%) | ≥40 | ≥60 | ≥80 | kPa |
| Thermal Conductivity | ≤0.040 | ≤0.040 | ≤0.040 | W/(m·K) |
| Point Load | ≥200 | ≥500 | ≥700 | N |
| Combustion Class | A | A | A | — |
| Hydrophobic Rate | ≥98 | ≥98 | ≥98 | % |
| Acidity Coefficient | ≥1.8 | ≥1.8 | ≥1.8 | — |
| Moisture Absorption by Mass | ≤0.5 | ≤0.5 | ≤0.5 | % |
| Short-term Water Absorption (24h) | ≤0.5 | ≤0.5 | ≤0.5 | kg/m² |
| Long-term Water Absorption (28d) | ≤1.5 | ≤1.5 | ≤1.5 | kg/m² |
| Right Angle Deviation | ≤5 | ≤3 | ≤3 | mm/m |
| Melting Temperature | >1000 | >1000 | >1000 | °C |

## Compliance

Manufactured under Shandong Taishi Group certifications: FM Approved, CCS, CE (EN 13162), KS, GOST, RoHS. Certificate PDFs at https://stenvak.com/en/certifications.

## Datasheet

- [Download datasheet (PDF)](https://stenvak.com/datasheets/TSW-datasheet-en.pdf)

Full product page: https://stenvak.com/en/products/roof-insulation