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Loft insulation guides for Bournemouth homes

Practical, jargon-free guides on loft insulation depth, ventilation, damp, EPCs and costs — written for Bournemouth homeowners.

Costs

How much does loft insulation cost?

A clear breakdown of what loft insulation costs in 2026, what affects the price, and how quickly it pays for itself.

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Guides

How deep should loft insulation be? (270mm)

The recommended loft insulation depth is 270mm. Here's why that figure matters, and whether you should top up or start fresh.

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Ventilation

Loft ventilation: why your roof needs to breathe

Insulation and ventilation go hand in hand. Get the balance wrong and you risk condensation, damp and mould in the roof.

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Damp & mould

Why does my loft have condensation and mould?

Black mould in the loft is almost always a ventilation problem. Here's what causes it and how to stop it coming back.

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EPC

How loft insulation affects your EPC rating

Loft insulation is one of the cheapest ways to lift an EPC score — and from 2030 the rules for rented homes are tightening.

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Period homes

Insulating a period or older loft

Older homes are charming but often draughty. Here's how to insulate an older loft without causing damp or losing headroom.

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