Commercial roof void insulation in Lisburn
We take on roof void insulation for a commercial building in Lisburn and across County Antrim, with a site survey and RAMS before any work starts.
Postcode districts we cover here include BT27, BT28 and BT17, which fall under Lisburn and Castlereagh council.

Where we work around Lisburn
As the crow flies, Lisburn is roughly 7 miles from Belfast.
We work in neighbouring Belfast and Newtownabbey too.
| Postcode districts | BT27, BT28, BT17, BT10 |
|---|---|
| Council area | Lisburn and Castlereagh |
| County or area | County Antrim |
What is roof void insulation?
We start with access and safety: a walkway, lighting and the risk assessment for working in a large void, plus any asbestos register for the building. We work to your site rules and produce RAMS before starting. More about roof void insulation for a commercial building.
- Photo record and completion note
- Phased or out-of-hours working
- RAMS and site induction
Why book with us in Lisburn
Fixed written price
The price on the quote is the price you pay. It only changes if you change the job, or if we find something hidden, such as rot, and you agree the change in writing first.
Phased to suit the building
Work is planned around opening hours, with out-of-hours working priced up front.
RAMS before we start
Risk assessments and method statements are agreed before anyone goes into the void.
Tidy work
Dust sheets on the route in and every bit of packaging taken away.
How much does roof void insulation for a commercial building cost in Lisburn?
Commercial guide prices are shown before any VAT. Commercial work is standard-rated if VAT is charged; the zero rate for insulation applies to homes and some charity buildings.
Building regulations in Northern Ireland
Northern Ireland has its own Building Regulations, with energy guidance in Technical Booklet F1. Upgrading loft insulation may count as a thermal alteration, so check with your council's building control. How the rules work across the UK.
Questions about roof void insulation for a commercial building in Lisburn
Do you cover all of BT27?
Yes, we cover the BT27 postcode district and the districts around Lisburn.
How soon can you visit a building in Lisburn?
We call you back to agree a time that suits you, and confirm the date in writing. Availability changes week to week, so we will give you the earliest slot we have.
How do I pay for work in Lisburn?
Payment terms are set out on your quote. We never ask for payment on the doorstep or in cash.
Do you need an asbestos survey first?
For any building built before 2000, we need the asbestos register or a survey of the areas we will work in.
Can you insulate while the building is in use?
Usually, by working in phases or out of hours and keeping the void hatch zones controlled.
