Roof Lanterns in Harwich (CO12) | Buy Roof Lanterns

Roof lanterns in Harwich

Whether your Harwich extension is still on paper or the roof is already on, we can price a roof lantern to suit it. Standard sizes cost less and arrive sooner; made-to-measure fits a kerb that is already built.

Postcode districtCO12

AreaEssex

Shortest-day daylight7h 45m

Midsummer noon sun61.5°

Daylight in Harwich

In midsummer the noon sun stands about 61.5° high over Harwich, so roof glazing gets the full strength of it. That is why solar-control glass is worth considering on larger lanterns here.

Delivery and fitting in Harwich

Delivery to CO12 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 CO12 and quote a fixed price after seeing photos or surveying.

Delivery to CO12 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.

Guide prices for Harwich

Rectangular aluminium lanterns, supply only, including VAT:

Guide prices for Harwich
Kerb size	Roof area	Guide price	Configure
1200 × 1200 mm	1.44 m²	£1,295–£1,495£1,079 ex VAT from	Configure
1500 × 2000 mm	3.00 m²	£1,995–£2,295£1,662 ex VAT from	Configure
1500 × 2500 mm	3.75 m²	£2,295–£2,695£1,912 ex VAT from	Configure
2000 × 3000 mm	6.00 m²	£3,195–£3,695£2,662 ex VAT from	Configure

Guide prices include VAT at 20%, supply only, aluminium with self-cleaning double glazing in a stock colour. Your fixed price is confirmed in writing on your quote before you order.

Planning and building regulations for Harwich

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.

On a permitted development extension the lantern counts towards the extension's height; on an existing roof, a rooflight projecting more than 150 mm may need planning permission.

Building regulations in Harwich 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

Roof lantern questions from Harwich

How quickly can I get a roof lantern in Harwich?

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 CO12.

Do I need planning permission for a roof lantern in Harwich?

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.

Is it worth having solar-control glass in Harwich?

With the midsummer sun about 61.5° high at noon, roof glass in Harwich gets strong summer sun. Solar control is recommended for large or south-facing lanterns.

Who checks building regulations for a lantern in Harwich?

Your local authority building control team or a registered building control approver. For a lantern in a new extension it forms part of the extension's approval; replacements in existing homes have their own rules.