Cosmo-Dec
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10/06/2026
Thatch Sealer
Clear waterproofing sealer for thatch exteriors.
Thatch sealer is very easy to apply, stops drips and leaks, prevents pests and also extends the life of the roof.
Thatch sealer can be applied to new or old thatch roofs and leaves a clear, semi-gloss finish
-Waterproof
-UV stable
-Fungicidal
-Pesticidal
-Eco-friendly
-Impact resistant
You can purchase Thatch Sealer from our website and have it delivered to your door!
www.cosmodec.co.za/products/thatch-sealer
Sales: 067 727 0761
Email: [email protected]
Leak-Stop™
Eco-friendly sealer for concrete dams and reservoirs.
Leak-Stop™ is an intelligent, heavy eco-friendly combination of minerals designed to seal/waterproof leaks by scavenging as well as plugging actions.
Leak-Stop is a DIY product and is very easy to apply yourself.
20KG's of Leak-Stop™ will seal up to 100M2 of dam surface area.
You can purchase Leak-Stop on our website and have it delivered to your door!!
www.cosmodec.co.za/products/leak-stop
Email: [email protected]
Call: 067 727 0761
Delivery nationwide!!
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Opening Hours
| Monday | 08:00 - 16:30 |
| Tuesday | 08:00 - 16:30 |
| Wednesday | 08:00 - 16:30 |
| Thursday | 08:00 - 16:30 |
| Friday | 08:00 - 16:30 |
