Triple glazed roof lanterns in Caernarfon
Choosing a triple glazed roof lantern for a house in Caernarfon? Start with the guide prices below, check the planning and building regulations notes for Wales, then ask for a fixed quote with delivery to LL55.
Price a triple glazed roof lantern for Caernarfon
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Triple glazed roof lanterns for Caernarfon homes
Three panes for lower heat loss, a warmer inner surface and less noise.
Winter daylight in Caernarfon lasts about 7h 32m, against 16h 58m in midsummer. Glass in the roof makes the most of the short days, and the right glass keeps the long ones comfortable.
- Three panes for lower heat loss
- Warmer inner pane, less condensation risk
- Combines with solar-control coatings
Delivery and fitting in Caernarfon
We confirm the delivery cost and date for LL55 on your quote. Lanterns arrive palletised, with the glass packed separately.
Need it fitted? Send your postcode and we will confirm whether we have fitting cover in Caernarfon before quoting.
Delivery to LL55 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Triple glazed roof lantern prices for Caernarfon
Typical guide prices for triple glazed roof lanterns, supply only and including VAT:
| Kerb size | Roof area | Guide price | Configure |
|---|---|---|---|
| 1500 × 2000 mm | 3.00 m² | £2,695–£3,195£2,246 ex VAT from | Configure |
| 1500 × 2500 mm | 3.75 m² | £3,095–£3,595£2,579 ex VAT from | Configure |
| 2000 × 3000 mm | 6.00 m² | £4,395–£5,095£3,662 ex VAT from | Configure |
| 2000 × 4000 mm | 8.00 m² | £5,595–£6,495£4,662 ex VAT from | Configure |
Guide prices include VAT at 20%, supply only, aluminium with triple glazing in a stock colour. Your fixed price is confirmed in writing on your quote before you order.
Planning and building regulations for Caernarfon
Rooflight energy standards in Wales come from the Welsh Approved Document L (2022), so check figures quoted for England do not get used by mistake.
Check the Welsh permitted development rules with your council before ordering, particularly in conservation areas.
Building regulations in Caernarfon are checked by your local authority building control team. Replacing a rooflight in an existing home is building work in Wales too. A competent person scheme installer can self-certify; otherwise building control should be notified.
Sources: Approved Documents (Wales), Planning Portal · Planning permission, GOV.WALES
Questions from Caernarfon
Do I need triple glazing to meet building regulations?
Not usually. Well-specified double glazed lanterns generally meet the limiting values for rooflights. Triple glazing is an upgrade, not normally a requirement. Your building control body can confirm for your project.
Is triple glazing heavier to lift?
Yes, the glass is roughly 45% heavier. Plan for extra hands or lifting equipment on larger lanterns.
How quickly can I get a roof lantern in Caernarfon?
Stock sizes are typically ready in 5–10 working days, made-to-measure in 3–4 weeks, plus delivery. Your quote gives the date for LL55.
Can you fit a roof lantern in Caernarfon?
We can quote for fitting where we have cover. Send your postcode and photos of the roof and kerb, and we will confirm before quoting.