# Dunbrik Dunsell Sealant – For Concrete Flues – 310ml

This flue liner mortar paste is a ready-to-use jointing compound designed for sealing Dunbrik class one flue liners at tongue and socket joints. Formulated with sodium silicate, fillers, and additives, it provides a secure and reliable seal within flue installations.

Suitable for use in chimney and flue construction, it helps ensure proper joint integrity and supports safe, durable installation of flue liner systems. Its cartridge format allows easy and controlled application during fitting.

## Details

- **Price:** 10.62 GBP
- **Vendor:** DUNBRIK FLUES LTD
- **Type:** Sealants
- **Tags:** Black, Building Materials, Chemicals, National, Sealants, Sealants & Adhesives

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 10.62 GBP | In stock |

## Images

- Dunbrik Dunsell Sealant – For Concrete Flues – 310ml

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> Source: [Carvers Building Supplies](https://www.carvers.co.uk/products/dunbrik-dunseal-sealant-for-concrete-flues-310ml)
> Updated: 2026-06-16