Skylight or rooflight glass for Redbourn cottages and new estates
Redbourn is a Hertfordshire village that grew along an old coaching road and a river of water meadows. Its cottages, terraces and newer estates each want their own kind of glass overhead, skylight or rooflight.
Coaching-road cottages and estates built on old mill land
Redbourn is a Hertfordshire village and parish under St Albans City and District Council, and it lies 26.9 road miles from Milton Keynes, to the south-east. People have lived here since Saxon times at least, and the Domesday Book records it. What that history leaves for a roof is a mixed street: old buildings that were never meant to hold a bright room, and newer ground laid over former works.
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Old inns, cottages and terraces along the High Street
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Housing on the former silk mill land and newer streets
Redbourn was a coaching station in the seventeenth and eighteenth centuries, close enough to London to be worth a night's rest, and it was known as the Street of Inns. A road with that past keeps older buildings, some with rear wings added later and low rooms under the roof. Those rooms tend to have one small window facing a yard wall or a neighbour. Fitting a roof window on the garden side gives such a room a view of the sky it has never had, and a slim conservation rooflight keeps the slope looking like the old one from the street. Listed or locally loved, the old frontages deserve a light touch, so we place new glass on the slope that faces the garden and let the street see nothing new. A steep pitch also lets a roof window sit with a generous head height inside, which matters in a room built when people were shorter.
A silk mill once stood in the village, and its site has become a housing estate, while another site off the High Street is now an industrial estate. Homes on ground like this were laid out to a plan, with similar plots, shared boundaries and rear extensions added by later owners. The roofs are plain to work on, and either the flat rooflight or the roof lantern does well on a flat extension roof. Fences stand close in such gardens, so a side window sees boards while the space overhead is empty. Some owners also want fresh air in the new extension, and an opening rooflight, worked by a switch or a remote, lets warm air leave through the top of the room in summer.
Two Redbourn rooms that wait for the sky
A bathroom shaded by a garden tree
A quiet room that is bright only in winter, when the leaves are down.
Sideways
Redbourn has a long record as farming country with water meadows, and plenty of gardens still carry a mature tree or two. A bathroom at the back of a house can end up looking straight into one. The small window gives a green, dappled glow in spring and a dark one in summer, when the canopy is full and the light is needed most.
The window is privacy glass in a small frame, which lets in little at the best of times. Mirrors, spotlights and pale tiles all help. None of them replaces daylight on a skin and a wall in the morning.
Straight up
Above the bath or shower, a roof window set in the pitch faces the sky, not the branches. Straight up is clear, and a tree beside the wall rarely reaches over the ridge line. Opening versions let steam leave the room, which is a plain gain in a space with wet floors and painted ceilings.
Inside, the lining of the opening is cut square and finished in the colour of the ceiling, so the glass reads as part of the room. Frosted or tinted glazing can be chosen where a neighbour's upper window could look down into the bathroom.
Bathrooms under a pitch can sit in a loft where the slope is steep and the ceiling is low. A window mounted a little higher up the rafters keeps the head clear for a shower. We look at where the plumbing runs before settling the position, because a pipe that cannot be moved easily decides it.
The rules for glazing in a wet room are straightforward. Choose glass that is safe in the room and a frame with a condensation channel, and keep the insulation tidy round the lining so steam does not find a cold spot.
Leaves bring one more problem: they block gutters and sit on glass. A roof window cut into the pitch sheds them as the rain washes down, and the clean edge of the flashing is easy to see from a ladder if you ever want to check it. The glass can also be chosen with a coating that keeps the room comfortable on a bright day.
Three numbers behind a warm bathroom window
- 1.4 W/m²K
- upper limit on heat lost through a new roof window fitted to an existing house
- B band
- the window energy rating that gives another way to meet the same test
- 2.2 W/m²K
- limit on heat loss through a rooflight in that same existing house
A terraced back room beside a close fence
One small window, one plank fence, one lamp left on all day.
Sideways
Rows of cottages and terraces along an old coaching road were built when a back room was a scullery or a store. Today the same space is a kitchen, a dining room or a home office, and it is extended with a flat roof towards a narrow garden. The nearest boundary is a fence two or three paces from the side wall.
The window in that wall looks at timber boards. The light reaching the table comes in sideways and drops off a metre in. Deep in the room, where the family really sits, needs a lamp at noon in winter.
Straight up
On the flat extension roof a flat rooflight is seated on a low upstand, its glass tilted slightly so rain runs off. A roof lantern stands taller and finishes the ceiling with glazed sides. Either looks up. Straight up is clear, and a fence of any height cannot touch it.
Where the back room has a pitched slope, a roof window does the work instead. We choose the position by the table and the worktop, not by the middle of the roof, so the light lands where people sit.
If the family wants the extension to feel taller, the lantern is the answer: its glazed sides lift the eye, and on a bright evening it throws a soft pool of light across the floor. If the budget or the roof structure points to something simpler, the flat rooflight does the main job and costs the room nothing in headroom.
An extension on a village plot can sit near the neighbour's wall, and a rooflight there should be set back so that its edge stays clear of the boundary. We check this on the survey, with a tape and a level, and we draw the position on the quote.
For an ordinary rooflight, expect two days at most on site, with the inside finished before our van pulls away. Plaster, lining and paint are part of the job.
Verdict: for a Redbourn back room boxed in by fences and a narrow plot, glass in the roof gives the table the even daylight its side window cannot.
Planning in St Albans City and District
Redbourn sits within St Albans City and District Council, and that council is the one to ask about planning and building control. Its planning pages show how to put a question to the council, and its building control page covers the notification side of fitting new glazing in a roof.
Redbourn itself appears on the council's list as having a conservation area. If your home is in or beside it, an Article 4 direction may remove some of the usual freedoms, so put the question about your own street to the council. Being inside the boundary does not, alone, mean permission is needed, but it is the question to settle before you order glass. For roofs in general, begin with our planning guide.
If the job is notifiable under the building rules, we make the Building Control notification ourselves. The fitting is made to current Building Regulations, and you get the details in writing.
Anything that changes the outside of a house within the village is easier when you have asked early. A short email to the council, with a photograph of the roof and the room, is enough to find out what to expect. Bring the reply to the survey and we will fit the design round it.
The road from Milton Keynes to Redbourn
The village lies to the south-east: 26.9 miles of road and roughly 31 minutes behind the wheel. The distance is short enough to plan a survey round, so the free survey is offered here exactly as it is in the city. We come to your home, study the roof from the garden, then stand in the room beneath it with a tape.
There is more to look at than the drive suggests. A village home may have an old, patched roof, a shared party wall or a loft that has never been opened. Seeing these first hand turns the quote from an estimate into a fixed written figure, and it stays the same on the day.
The areas page shows the full spread of places we work. To start, send photographs and a note of the room by WhatsApp on 07880 284133, or write to info@vertexskylightsmiltonkeynes.co.uk.
Distance does not limit the survey, and a message on WhatsApp to 07880 284133 with a photograph of the room is enough to arrange a day. Tell us the room, the window and the hour when it feels darkest.
Which glass suits which Redbourn roof
Where a cottage or terrace on the High Street has a pitched slope, the choice is between a standard roof window on the back and a slimmer conservation rooflight where the street can see the roof. The VELUX-type window is the familiar size range, and we can fit or replace one in the same opening.
On a house from the later estates, the extension roof is a good place to look first. A flat rooflight suits a small kitchen or utility, a roof lantern suits a larger dining space, and a sun tunnel carries a little daylight down into a landing or a hall that has no outside wall.
The aim is the same each time. The side view is blocked by a wall, a fence or a tree, and the view straight up is not. Put the glass where that clear view is.
Whatever you choose, the work comes with a 10-year workmanship guarantee in writing. Our quote form is the fastest way to get started.
If you are not sure which of these fits, ask. Describe the room, where the window is, what it faces and what time of day feels gloomy. That is enough to point to a first option, and the survey settles the rest.
Redbourn skylight questions, answered
Do I need permission for a skylight in a Redbourn cottage?
It comes down to the house and the street, not just the village. Redbourn has a conservation area listed by St Albans City and District Council, and an Article 4 direction there could change the usual freedoms. For your address, the council's planners can give the answer. Our planning guide explains the general position, and you can ask your own question at the survey.
Can a rooflight fix a bathroom that a tree shades?
Yes, because the glass looks up. A tree beside the wall hides the side window but seldom reaches over the ridge. Over the bath or shower, a roof window gives direct daylight, and an opening one helps with steam. Frosted glazing can protect privacy.
What happens on the day of the fitting?
We set up, protect the floors, make the opening and fit the glass to the agreed position. Then we line the inside and clean up. The fitting itself takes a day or two for an ordinary rooflight, and the price is the one written on your quote. See get a quote to book the survey.
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