Osmo Gap Sealer is a single component acrylic interior sealant. It is very easy to apply to form a water repellent layer after curing. It can be used on assembly wood, PVC, iron, joints in stone, wood, concrete, plaster and brick works etc. Used for sealing of window and door frame to masonry.
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UK FREE delivery on all orders over £24
Osmo Gap Sealer is a single component acrylic sealant. It is very easy to apply to form a water repellent layer after curing. It can be used on assembly wood, PVC, iron and aluminium joinery, joints in stone, wood, concrete, plaster and brick works etc. Used for sealing windows and door frames to masonry.
Applies pink dries white.
Based on 3mm gaps a 310ml tube will fill in excess of 30 linear metres.
Will store for 36 months if stored properly and out of direct sunlight.
Should not be used for sealing joints permanently exposed to water.
It should not be applied in case of risk of rain or frost.
The colour swatches are a guide only and may look different when applied to your surface, always test a small area first to ensure compatibility.
From our customers
Verified ownerExcellent product & service, fast despatch which allowed me to complete my job
Verified ownerExcellent service and product and despatched very quickly
Verified ownerPleasant and easy to use, nice that grey colour matches grey stain.
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Ready when you are
Choose your finish and tin size above, then let the grain do the talking.
Free UK delivery
On orders over £24
Hand-mixed in Britain
Made in Clitheroe, Lancashire
Trusted brands
Fiddes, Liberon, Osmo & more
Family run
Three generations of restorers
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Price range: £12.95 through £149.00
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