Roof lantern upstands in Wymondham
Ordering a roof lantern upstand for a project in Wymondham? Tell us the lantern size and roof details and we will confirm the price, lead time and how it reaches NR18.
Price a roof lantern upstand for Wymondham
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Lantern upstands for Wymondham projects
Insulated upstands and kerbs that raise the lantern above the roof finish.
Winter daylight in Wymondham lasts about 7h 38m, against 16h 51m in midsummer. Glass in the roof makes the most of the short days, and the right glass keeps the long ones comfortable.
- Lifts the lantern clear of the roof finish
- Prefabricated insulated or site-built timber
- Made to match the lantern's external size
Delivery and fitting in Wymondham
Delivery to NR18 is quoted for your postcode and arrives on pallets at the kerbside, so plan enough people to unload.
If you would like us to fit it, we will check fitting cover for NR18 and quote a fixed price after seeing photos or surveying.
Delivery to NR18 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Roof lantern upstands guide prices for Wymondham
Guide prices for an insulated upstand on its own, by lantern size, including VAT:
| Lantern kerb size | Perimeter | Insulated upstand, guide |
|---|---|---|
| 1200 × 1200 mm | 4.8 m | £245£204 ex VAT |
| 1500 × 2000 mm | 7.0 m | £295£246 ex VAT |
| 1500 × 2500 mm | 8.0 m | £345£288 ex VAT |
| 1500 × 3000 mm | 9.0 m | £345£288 ex VAT |
Guide prices include VAT at 20%, upstand only, supply only. Upstands are made to match the lantern's external size; your fixed price is confirmed in writing before you order.
Planning and building regulations for Wymondham
In England, building regulations energy guidance sets a limiting U-value of 2.2 W/m²K for new and replacement rooflights in existing homes, measured horizontally.
Planning-wise, a lantern on a new extension is judged as part of that extension, while one added to an existing roof can fall outside permitted development if it stands more than 150 mm proud.
Building regulations in Wymondham are checked by your local authority building control team or a registered building control approver. Replacing a rooflight in an existing home is building work. Installers registered with a competent person scheme can self-certify; otherwise building control must be involved.
Sources: Approved Document L, GOV.UK · Planning Portal
Questions from Wymondham
What height should my upstand be?
High enough to keep water away from the lantern seal, commonly at least 150 mm above the finished roof surface. Follow the instructions for your chosen range.
Can I order a lantern before the upstand is built?
Yes, if you build the upstand to the lantern's stated external size. Many people order the lantern and upstand together so they match.
Do I need planning permission for a roof lantern in Wymondham?
Often not, but it depends on the roof, the property and whether it is listed or in a conservation area. Check with your district, borough or unitary council before ordering.
How quickly can I get a roof lantern in Wymondham?
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 NR18.