Trade triple glazed units in County Down
For jobs anywhere in County Down, we supply triple glazed units made to your measurements, checked against your schedule and delivered ready to fit.
- Guide trade price
- £65 to £140 per m², ex VAT, supply only, delivery extra
- Lead time
- We confirm the production and delivery date for triple glazed units when your order is acknowledged.
- Delivery area
- All of County Down
- Regulations
- Northern Ireland rules apply
Ordering triple glazed units for jobs in County Down
Triple glazed units are thicker and heavier than double glazed units, so the frame must be designed to take them.
A third pane lowers the U-value of the glass. How much of that reaches the whole window depends on the frame as well.
Specification at a glance
- Made to size, manufactured to BS EN 1279
- Warm-edge spacer bars
- Common overall thicknesses such as 36mm and 44mm
- Three panes with two gas-filled cavities
- Toughened, laminated and acoustic options
Delivery across County Down
For orders going to County Down, delivery is priced separately on the quote and the delivery date is confirmed once your order is acknowledged.
Building regulations in Northern Ireland
In Northern Ireland, glazing safety in critical locations is covered by Technical Booklet V. Safety glass is classified to BS EN 12600.
We do not start manufacturing until you have approved the order acknowledgement. It repeats each size, colour and opening direction so you can check it against your survey.
Towns we deliver to in County Down
2 town pages for triple glazed units in this area.
Triple glazed units in County Down: common questions
Do you supply triple glazed units across all of County Down?
Yes. We deliver throughout County Down, and the charge for your postcode is shown on the quote.
Which building regulations apply to jobs in County Down?
The rules for Northern Ireland apply. You can specify triple glazed units to suit, and the performance values are stated on your quote. Your installer or designer remains responsible for compliance and any notification.
How do I get trade prices for County Down?
Send your schedule through the quote form or by email, and apply for a trade account if you do not already have one.
How thick are triple glazed units?
Commonly 36mm to 44mm overall, depending on the build-up.
Is triple glazing worth it?
It lowers heat loss through the glass and can help with noise. Whether it is worth the extra cost depends on the property and the frames.