# Circular Intumescent Fire Block 150mm - 52931

> Price comparison in United Kingdom (GBP). Lowest price right now: **£101.65** at eFans Direct, currently out of stock. 1 offer from 1 shop. Checked 2026-10-08T16:57:30Z.

## Product
- Brand: eFans Direct
- Category: [Home & garden](https://pricuro.com/uk/home-garden.md) > [Tools](https://pricuro.com/uk/home-garden/tools.md)
- Manufacturer part number: 52931
- Page: https://pricuro.com/uk/p/circular-intumescent-fire-block-150mm-52931-2028645
- Image: https://pricuro.com/img/2028645/800/circular-intumescent-fire-block-150mm-52931.webp

## Offers (1, sorted by total price incl. delivery; used/refurbished last)

| # | Shop | Price | Delivery | Total | Availability | Condition | Buy |
|---|---|---|---|---|---|---|---|
| 1 | eFans Direct | £101.65 | see shop | – | out of stock | new | https://pricuro.com/go/3288962 |

## Price history (lowest price per day in United Kingdom, tracked since 2026-10-03, 6 days)

- Lowest price today: £101.65
- Last 30 days: lowest £101.65, highest £101.65, average £101.65
- All-time low on Pricuro: £101.65 (2026-10-03)
- Note: the history is still short, so it does not yet show whether today's price is a good one.

| Date | Lowest price |
|---|---|
| 2026-10-03 | £101.65 |
| 2026-10-04 | £101.65 |
| 2026-10-05 | £101.65 |
| 2026-10-06 | £101.65 |
| 2026-10-07 | £101.65 |
| 2026-10-08 | £101.65 |

## Specifications


Description (from a shop): The 150mm Circular Intumescent Fire Block fits 150mm diameter spiral ducting and seals the duct in a fire while allowing air transfer in normal use. It has no moving parts: the intumescent core expands in heat to form an incombustible mass that blocks the spread of fire and hot smoke.Slim at 38mm thick with roughly 60% free area, it is tested in timber doors rated up to 60 minutes and in walls and ductwork rated up to 120 minutes. Finished in black/grey, it needs little maintenance beyond an occasional wipe with a damp cloth. 150mm diameter Intumescent fire block Up to 120 min in walls and ducts Suitable for Vertical and horizontal ducted ventilation systems Airflow control and fire protecti…

## Other variants

- [Circular Intumescent Fire Block 100mm - 52935](https://pricuro.com/uk/p/circular-intumescent-fire-block-100mm-52935-2028647.md) – from £79.99
- [Circular Intumescent Fire Block 125mm - 52930](https://pricuro.com/uk/p/circular-intumescent-fire-block-125mm-52930-2028644.md) – from £90.99
- [Circular Intumescent Fire Block 200mm - 52932](https://pricuro.com/uk/p/circular-intumescent-fire-block-200mm-52932-2028646.md) – from £115.99

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