
Side Dormer Loft Conversion
Add headroom on the sloped side of your roof with a compact side dormer.
A side dormer extends the side pitch to create usable standing height where you need it most, without altering the main rear elevation.
What is a Side Dormer?
It’s a small dormer formed on a side roof slope, perfect for stair headroom, a bathroom, or extra clearance next to a bedroom layout. Discreet and planning‑friendly in many areas.
Key Features
- Compact dormer added to a side roof slope
- Great for stair headroom or a small bathroom
- Lower visual impact from the street
- Often pairs well with hip‑to‑gable or rear dormer works
FAQ: Side Dormers
Do I need planning permission?
Many small side dormers can be planning‑friendly, but rules vary locally. We’ll advise based on your council and elevation.
How long does a Side Dormer take?
Allow 6–9 weeks depending on structure, finishes and whether combined with other loft works.
Is it good for stairs or bathrooms?
Yes — a side dormer is often used to gain landing headroom for a new staircase or to house a compact bathroom.