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UK cost guide

Ventilation installation

System type, number of wet rooms, duct routes, electrical work, core drilling and commissioning.

Published benchmark£250–£350typical installation

Ducting, core drilling, electrical work and access can increase cost.

✓ Benchmark, not quotation◎ Scope matters£ Check inclusions⌖ Compare local professionals

What changes the price?

£

System type, number of wet rooms, duct routes, electrical work, core drilling and commissioning.

Price depends on scope

DampDeck does not publish a made-up national price where the real scope can vary substantially.

Main cost drivers

System type, number of wet rooms, duct routes, electrical work, core drilling and commissioning.

Compare quotes properly

Make sure quotes describe the diagnosis, preparation, remedial work, making good, exclusions and any ongoing maintenance. A cheaper quote is not equivalent if the scope is different.

Published UK benchmark
£250–£350
typical installation

Ducting, core drilling, electrical work and access can increase cost.

SourceCheckatrade · source updated 2026-06 · DampDeck reviewed 2026-09-03View source →
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What a useful written quote should make clear

1

The diagnosis and evidence supporting the proposed work.

2

Preparation, access, protection and removal work included.

3

The exact remedial system or repair specification.

4

Making good, decoration, waste removal and exclusions.

5

Maintenance, guarantees and what happens if the symptom returns.

Ready to compare quotes?

Get the cause reasonably clear first.

Then ask local specialists to quote against the same scope so you can make a meaningful comparison.