Cosmo-Dec

19/06/2026

Another happy customer!!

Leak-Stop™ is an eco-friendly sealer for concrete dams and reservoirs.

-Safe for people
-Safe for fish
-Safe for wildlife
-Safe for livestock

You can purchase Leak-Stop™ on our website and have it delivered to your door!!
www.cosmodec.co.za/products/leak-stop

Call: 067 727 0761
Email: [email protected]

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]

10/06/2026

Another happy customer!!
We are happy to announce another successful delivery from our factory in Centurion, Pretoria to Vaalwater in Limpopo.

Join thousands of satisfied, insured customers sleeping soundly knowing their thatch roof is protected!!

Fire-Guard™ is SANS10407 compliant, very easy to apply yourself and certificates are valid for 5 years from date of application.

You can purchase Fire-Guard™ on our website and have it delivered to your door!!
www.cosmodec.co.za/products/fire-guard

Call: 067 727 0761
Email: [email protected]

10/05/2026

Thatch Sealer Special!! - 20% off

Clear waterproofing sealer for thatch that dries to a semi-gloss finish, stops drips and prolongs the life of the thatch.

Thatch Sealer is a DIY product and easy to apply yourself.

You can purchase Thatch Sealer from our website and have it delivered to your door!!
www.cosmodec.co.za/product/thatch-sealer

Email: [email protected]
Call: 067 727 0761

07/05/2026

Leak-Stop™
Eco-friendly concrete dam sealer.

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!!

25/04/2026

Leak-Stop™
Eco-friendly concrete dam sealer.

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 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!!
PUDO available for smaller orders.

24/04/2026

Have you got yours yet??
Delivery is quick!!

21/04/2026

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!!

17/03/2026