Perth & Kinross · Scotland

Roof Lanterns in Perth & Kinross

Old polycarbonate lanterns in Perth & Kinross that leak, rattle or have yellowed can usually be replaced with a double glazed aluminium lantern on a sound upstand.

Guide from £1,095
5 towns covered
Postcode areas KY, PH

Roof lantern replacement in Perth & Kinross

A roof lantern is assembled from an aluminium ridge, hip bars and glazing bars that hold sealed glass units on each pitch. It sits on an upstand built around the roof opening. The upstand should be level, weathered into the roof covering and insulated, because a poor upstand causes most leaks and cold spots.

Roof lanterns are not designed to be walked on, so never stand or lean on the glass or bars. Cleaning and inspection should be done from safe access at the edge of the roof. Keep leaves and debris away from the upstand and roof outlets so water drains freely.

The Rooflight Association recommends laminated glass for the inner pane of glass rooflights, because laminated glass stays bonded together if it breaks instead of dropping fragments into the room below. Toughened inner panes are still used, but laminated is the safer choice over kitchens, stairs and seating areas.

Warm, moist air rises and collects in a roof lantern, so condensation can form on cold winter mornings, especially over kitchens and bathrooms. Thermally broken frames, warm-edge spacers and good room ventilation reduce it, and opening vents in the lantern can release warm air in summer.

Roof lantern above a kitchen island in an open-plan extension

Towns we cover for roof lanterns in Perth & Kinross

Choose your town for local details, nearby areas and the postcode districts we cover.

What applies in Perth & Kinross

Section 4 (Safety) of the Scottish Technical Handbooks covers glazing that people could collide with, such as glass in and beside doors and low-level glazing, where safety glass is needed.

Replacement windows in Scotland can need planning permission in conservation areas, on listed buildings and on some flats. The local planning authority can confirm.

Parts of Perth & Kinross are within about 9 km of the coast, where exposure to wind and salt air is worth planning for. Coastal lanterns face salt deposits on the glass and frames and strong uplift from wind on exposed roofs. Marine-grade coatings, stainless fixings and secure fixing to a well-built upstand matter, and salt film may need rinsing more often than self-cleaning glass manages alone.

Rural roofs collect more leaves, moss and bird debris, so lanterns need clear upstand drainage and regular checks. Exposed sites see higher wind loads and driving rain, and older outbuildings may need the roof structure strengthening before a lantern is added.

Guide prices

Guide prices inc VAT for typical jobs. Remote and island locations are quoted by arrangement. Your written quote fixes the price after measuring.
Typical job	Guide price inc VAT
Lantern 1500 × 1000 mm, fitted to a kerb	£1,395 – £1,795
Lantern 2000 × 1000 mm	£1,695 – £2,095
Lantern 3000 × 1500 mm	£2,795 – £3,695
Flat glass rooflight 1000 × 1000 mm	£1,095 – £1,395

Choosing your roof lanterns

Square or octagonal lantern

A pyramid or eight-sided design that suits square rooms, orangeries and spaces where a central focal point is wanted.

Flat framed skylight

A low-profile framed rooflight on a flat roof upstand, fixed or opening, for bathrooms, landings and smaller rooms.

Frame colours

Powder-coated aluminium in grey, black, white or other RAL colours, often dual colour to suit the roof and the room.

Rectangular hipped lantern

A long ridge with hipped ends, suiting most rectangular extensions and kitchens, sized to the opening and the room below.

Roof Lanterns in Perth & Kinross: questions

Will a roof lantern make my room too hot?

A roof lantern can add heat on sunny days, especially facing south or west, because overhead glass receives sun for much of the day. Solar-control glass, opening vents and blinds help keep the room comfortable. The glass is chosen at survey based on the lantern's size and orientation and how the room is used.

Does fitting a roof lantern need building regulations approval?

A new roof lantern or skylight generally needs building regulations approval, because the roof structure is cut and must be supported, and the unit must meet energy standards. Fire performance also matters near a boundary. Replacing a lantern on an existing sound upstand is simpler, and we explain which route applies at survey.

Should the inner glass in a roof lantern be laminated?

Laminated inner glass is the safer choice and is recommended by the Rooflight Association. If a laminated pane breaks, the interlayer holds the pieces together, so glass is far less likely to fall into the room below. This matters most over kitchens, dining tables, stairs and seating, and it is offered as a standard option.

How much does a roof lantern cost?

The cost of a roof lantern depends on its size and shape, the glass specification, frame colour, any opening vents, and whether the upstand exists or needs building. Access to the roof and lifting a large lantern also affect labour. See the guide prices for typical ranges; the written quote fixes the price for your exact specification.

Which parts of Perth & Kinross do you cover for roof lanterns?

We cover the whole of Perth & Kinross, including Perth, Blairgowrie, Crieff, Kinross and Pitlochry, and postcode areas KY, PH. Building rules for roof lanterns here follow the regulations for Scotland. Enter your postcode on the quote form and we will confirm cover; then a glazier will arrange a free survey before giving you a written quote.

Other glazing services in Perth & Kinross

All glazing in Perth & Kinross · Roof Lanterns & Skylights across the UK

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