"Glason® did what other companies boasted about but could not deliver!"

Sydney International Aquatic Centre

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Specialists in Sealants and Surface Technologies

starThe Glason® Group is a 100% family owned business based on the NSW Central Coast. We manufacture, supply and apply high quality floor & surface sealants for a wide variety of surface applications including pavers, limestone, bricks and concrete for both residential and commercial purposes.
wonderseal af


For porous surfaces and protection from water

WonderSeal™ is a deep penetrating sealer that has been designed specifically to protect treated surfaces from destructive water ingress while allowing the surface to 'breathe' the way nature intended.


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Plugs surfaces such as masonry and concrete

WonderSeal™ is not a coating, but a 'plug' that is designed to expand and grow upon application. This effectively eliminates the ingress of most stubborn stains such as cooking oils, body fat, sump oil and most water based materials.
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MSD Sheets

Glason Sealer MSDS Sheets for your safety

A Material Safety Data Sheet (MSDS), is a document that provides information on the properties of chemicals and how they affect health and safety in the workplace. Click the Read More to see the MSDS.

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Read what other clients are saying...

With over more than 10,000 domestic and commercial clients professionally serviced on the Central Coast of NSW and Sydney, the Glason Group excel in the manufacture and supply of high quality Australian Made Floor and Surface Sealers.

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Wonderseal - Penetrating Sealer

Need help cleaning & preparing your surfaces?
Glason™ High Pressure Washing
Glason Cleaning & Sealing

The Glason® Group offer a High Pressure Cleaning Service specialising in House Washing including Low Pressure Soft Washing and High Pressure Cleaning, as well as Rotary Cleaning methods used on harder surfaces where extra staining and cleaning is required.
* Call for Free Quote - 1800 GLASON®

# Read more about Glason, the No. 1 Pressure Washing Company

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Application toolsThe Glason GroupThe Glason®Group

Customer Hotline: 1800 GLASON (1800 452 766)
Tel: (02) 4323 7792
Email: Click Here


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