Isle of Wight · England
Gaskins Sand Mastic
Traditional burnt sand mastic around sash and case windows and doors in stone and brick in Gaskins, with a 12-month guarantee on every job. Call for a quick quote.
- Wind and rain getting in round a sash window
- Old cement repairs round a window that have failed
- Cracked mastic round a front door frame
Sand mastic for homes and businesses in Gaskins
On many period windows, sand mastic looks right and suits the building. Newer frames normally get a flexible sealant instead and we’ll explain which is best for yours. Common call-outs are for gaps where the frame meets the masonry and failed mastic on an exposed elevation, on sash and case windows, period & listed homes and brick reveals.
Mastic can only go onto a dry, clean joint, so window work in Gaskins is booked around the forecast. Tell us about access to every side of the house, including upper-floor windows.
Our work is backed for twelve months, and the guarantee is the same wherever you are.
- Location
- Gaskins (PO33, PO36)
- Wider area
- Isle of Wight
- Guarantee
- A year, on every job
- Price
- A clear price before work begins
- Phone
- 0345 464 0079
- Page updated
- 26 October 2026
Gaskins: your questions answered
Does living near the coast affect sand mastic in Gaskins?
Coastal homes put outside sealant through more weather than inland ones, so preparation and the right sealant matter all the more. Walls facing the sea are normally the first to need attention.
I let a flat near Brading station. Can you help?
Yes, rental work is part of what we do. You can call 0345 464 0079 or drop us an email with the address and a few details, and we’ll give you a fixed price before we start.
What guarantee comes with the work?
All our work has a one-year guarantee.
Do you offer different sealant colours?
We’ll suggest a colour to suit the surroundings, from white and clear to greys and other shades. The product needed can limit the range.
Will the old sealant be removed?
Yes. Sealing over old sealant is the main reason resealing fails early, and it’s something we never do.
Will there be a smell?
Some sealants have a smell while they cure, which fades as it sets. Ventilation helps.
Do you come to Gaskins?
Yes. We work in Gaskins, as part of our work across South East England, London and Scotland. To book, ring 0345 464 0079 or drop us an email.
Is consent needed for window work on a listed home?
It’s best to ask your local planning authority first. Sand mastic is often favoured as like for like but the decision is theirs.
What we can’t put right
Some problems need a builder, plumber or other trade rather than us:
- Crumbling stone or brickwork round the window
- Decisions on consent for listed homes
- Putty and glazing repairs
Not sure which it is? You can ring 0345 464 0079 or drop us an email and we will tell you honestly.
Joints and surfaces we work on
- Period & listed homes
- Timber door frames
- Tenement windows
- Stone surrounds
- Sash and case windows
- Brick reveals
Gaskins homes and the weather
Gaskins is close to the coast, where wind-driven rain is a fact of life and, nearer the shore, so is salt air. That is hard on the mastic around older windows and doors, especially on the side facing the sea. Compared with the north and west, the South East gets less rain, yet outdoor joints still have to be sealed dry, so jobs are booked with the weather in mind.
Letting a property close to Brading station? Then any sash windows need sound mastic to keep draughts and rain out. Schools such as St Helens Primary School are buildings too, and its window and door frames need their mastic kept sound, just like a home’s.
Gaskins is about 3 miles south-east of Ryde, in the Isle of Wight. Gaskins gets the same service as everywhere we cover: old sealant removed completely, careful preparation and a one-year guarantee. Our the Isle of Wight coverage runs to 125 places, and Gaskins is one of them. You can also see our page for Portsmouth, about 8 miles away.
Postcode districts we cover here for sand mastic: PO33 and PO36. If you are just outside Gaskins, we cover St Helens (1 mile north-east), Brading (1 mile south-west), Yarbridge (2 miles south-west), Morton (2 miles south-west) and Yaverland (2 miles south). Further out, we also cover Newport (8 miles west), Ryde (3 miles north-west), Cowes (9 miles north-west), Sandown (3 miles south-west), Shanklin (5 miles south-west) and Ventnor (8 miles south-west). If you are somewhere remote, a little more planning is needed.
Near you in Gaskins
Typical jobs here are in homes near The Vine Inn. The nearest railway station is Brading station, roughly 1.2 miles south-west of the centre. Well-known places in the area include Sandown Castle (2.7 miles south) and Lilliput Museum of Antique Dolls And Toys (1.2 miles south-west). The countryside around Gaskins includes Brading Down and Brading Marshes RSPB reserve.
Aftercare tips
So the new joints stay in good condition:
- Leave the new mastic unpainted
- Keep sills and gutters clear so water drains away
- Plan mastic work ahead of painting
- Avoid heavy scraping on the mastic joint
Check the mastic when you check the paintwork. Small cracks are easier to deal with early.
It’s best to renew mastic before painting the windows. Paint over cracked mastic only covers it up.
Leave it or put it right?
Draughts round a sash window aren’t always the sashes. Gaps between the frame and the wall can be just as bad, and renewing the mastic closes them. Older cottages and farmhouses around Gaskins can have timber floors and frames, where water from a failed joint can cause rot if it’s left.
A failed joint rarely gets cheaper to fix by waiting, as water and mould keep getting in. If you are not sure whether it needs doing, ring 0345 464 0079 or drop us an email and we’ll give you an honest view and a quote.
What you get with us
- Every job guaranteed for a year
- Anti-fungal silicone where joints get wet
- Homes, businesses and hotels
- 180+ five-star Google reviews
Take a look at what affects the cost or what customers say.
What affects the cost of sand mastic
There’s no set price list, because no two jobs are the same. The quote depends on:
- Which sealant suits the joint
- How much old sealant there is and how hard it is to remove
- Whether the work is at height
- How many rooms, windows or areas are involved
Homes and businesses are quoted the same way: the amount of work, the access and the products needed, along with when we can work on site. Call for a quick quote and we will explain what it covers.
Helping us quote
When you contact us, it’s useful to know:
- The problem you’ve noticed
- If someone has resealed it before
- The type of property
- Any access issues, like height or stairs
Want a quote for sand mastic? Please phone 0345 464 0079 or email us with a few details. You’ll know what we plan to do, and what it will cost, before any work begins.
How it works
You don’t need to clear the whole room or building before we come, only the area right around the joints. We protect the rest, and the job takes a few hours for a single window, longer for several for a typical job. Somewhere like Gaskins needs a little journey planning: let us know about lanes, gates and parking. We bring what the job needs, so it can be finished in one trip where possible.
- First we agree which joints need doing.
- We remove the old, loose mastic.
- Deep gaps are packed so the mastic sits at the right depth.
- The sand mastic is mixed and pressed into the joint by hand.
- The surface is finished to suit the stone or brick.
Before we arrive
- Keep pets and children clear of the area while we work
- Mention if the joints have been sealed before
- Move anything stored near the joints
Get a quote
We do not publish a price list, because every job is different. Instead, your job gets its own clear quote. To get started, ring 0345 464 0079 or send us an email.
Read more
When to call us in Gaskins
Previous repairs in cement or silicone often trap water or crack away. They don’t suit the joint and we normally remove them.
Any of these means the joints need attention:
- Gaps between timber frames and stone or brick
- Mastic worn away on windows facing the weather
- Gaps round a timber door in stone or brick
- Window mastic to renew ahead of painting
If you live in an older home near St Catherine-by-the-Green, frames set in older brick or stone need a sealant that suits the wall as well as the frame.
Before you book anyone
- Whether the sealant suits the joint
- What happens if the job turns out different
- Whether all the old sealant comes out first
- How long the guarantee is
DIY sealant or a professional job?
The difference is mostly in the preparation and the product. We take joints back to clean, dry surfaces, and the sealant is matched to the joint and its conditions, then guaranteed for a year.
If you do try it yourself, take your time over the preparation: remove every trace of old sealant, clean and dry the joint, and follow the product’s cure time. If it fails, we can still redo it.