# URSA 32 Cavity Wall Batt 1350mm x 455mm - All Sizes

#### URSA 32 Cavity Wall Batt [Data Sheet](https://cdn.shopify.com/s/files/1/0705/2869/6596/files/ursa-cavity-batt-32---datasheet---january-2026.pdf?v=1783509319)

**URSA Cavity Batt 32** is a premium, BBA-approved glass mineral wool cavity wall insulation designed for full-fill and partial-fill masonry cavity wall applications. With a low thermal conductivity of **0.032 W/mK**, it delivers excellent thermal performance, helping to reduce heat loss and improve the energy efficiency of residential and commercial buildings.

Manufactured using up to **73% recycled glass**, URSA Cavity Batt 32 combines sustainability with high performance. The insulation is treated with a water-repellent additive to help resist moisture ingress while maintaining breathability within the wall construction. Its flexible **455mm width** allows for a secure friction fit between standard wall tie spacings, reducing installation time, cutting requirements, and on-site waste.

Achieving the highest fire classification of **Euroclass A1**, URSA Cavity Batt 32 is non-combustible, making it an ideal choice for projects where fire safety is a priority. Suitable for use in all UK exposure zones and approved for both domestic and commercial applications, it offers a reliable solution for modern cavity wall construction.  

### Key Features

-   Thermal conductivity: **0.032 W/mK**
-   **Euroclass A1** non-combustible fire rating
-   BBA approved for full-fill and partial-fill cavity walls
-   Water-repellent to help resist moisture penetration
-   Manufactured using up to **73% recycled glass**
-   Friction-fit installation reduces waste and labour costs
-   Suitable for domestic and commercial projects
-   Available in thicknesses from **75mm to 200mm**

## Details

- **Price:** 31.65 GBP - 39.63 GBP
- **Vendor:** URSA
- **Type:** Cavity Wall Batt Insulation
- **Tags:** Cavity, Cavity Batt, URSA

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| 75mm (4.30m2) | 35.10 GBP | In stock |
| 100mm (3.07m2) | 39.63 GBP | In stock |
| 125mm (2.46m2) | 31.65 GBP | In stock |
| 150mm (2.46m2) | 37.89 GBP | In stock |

## Images

- URSA 32 Cavity Wall Batt insulation slabs with packaging, made of lightweight mineral wool for masonry cavity walls.
- Diagram illustrating URSA Cavity Batt installation in a full fill masonry cavity wall.
- URSA logo featuring two bears in blue and red text, representing the brand identity of URSA.

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> Source: [Next Day Insulation](https://nextdayinsulations.com/products/ursa-32-cavity-wall-batt-1350mm-x-455mm-all-sizes)
> Updated: 2026-07-31