Trade double glazed sealed units in County Londonderry
Across County Londonderry, installers, builders and property firms order double glazed sealed units from us by schedule, with every item quoted separately and delivery priced in.
- Guide trade price
- £38 to £85 per m², ex VAT, supply only, delivery extra
- Lead time
- We confirm the production and delivery date for double glazed sealed units when your order is acknowledged.
- Delivery area
- All of County Londonderry
- Regulations
- Northern Ireland rules apply
Ordering double glazed sealed units for jobs in County Londonderry
Toughened panes in a unit carry a permanent BS EN 12150 mark. Ask if you need units labelled by window number so the installer can match each unit to its frame.
Glass in critical locations, such as doors, side panels and low-level glazing, must break safely, be robust or be protected; in practice that usually means toughened or laminated glass. Mark those units on your schedule.
Specification at a glance
- Low-E coated inner pane and argon gas fill
- Aluminium or warm-edge spacer bars
- Manufactured to BS EN 1279
- Spacer colours to match frames
- Toughened, laminated, obscure and acoustic glass options
Delivery across County Londonderry
Northern Ireland deliveries, including County Londonderry, are quoted per order. Tell us your postcode and any access limits so the right service is booked.
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.
Before anything goes into production you get a written order acknowledgement with sizes, finishes and handing for every item. Check it carefully, because made-to-measure items cannot be returned if the sizes were wrong.
Towns we deliver to in County Londonderry
1 town page for double glazed sealed units in this area.
Double glazed sealed units in County Londonderry: common questions
Do you supply double glazed sealed units across all of County Londonderry?
Yes. We deliver throughout County Londonderry, and the charge for your postcode is shown on the quote.
Which building regulations apply to jobs in County Londonderry?
County Londonderry is in Northern Ireland, so the building regulations for Northern Ireland apply. The notes on this page summarise the main points for double glazed sealed units.
How do I get trade prices for County Londonderry?
Request a quote with your sizes and postcode. Trade pricing applies once your account is open.
How do I measure a sealed unit?
Measure the glass itself, width then height, with the beads removed. Also measure the overall thickness.
Do you supply toughened units?
Yes. Specify toughened or laminated for any unit in a critical location such as a door or low-level pane.