Win a 20l pail of Sika BlackSeal Elastic and applicator brush valued at $250

Builder-friendly below ground waterproofing: Because there are currently no industry standards in below ground residential waterproofing, this crucial area is a can of worms. You only get one shot at it too, because once the backfill goes in, any potential problems are buried.

Sika, the company with over 100 years’ global experience in waterproofing, has the builder-friendly solution: Sika BlackSeal Elastic 

• Use on below-ground concrete, concrete block or brick
• Can be applied to green concrete
• Fast drying –apply 2 coats in one day
• Extra flexible –if the substrate moves, it will too 
• 50+ years durability
• The only BRANZ Appraised brush-on below-ground waterproofing

Watch the short video at, complete the on-line quiz, and you’ll get a LBP-exclusive Sika Certificate.

WIN THIS MONTH: Email with the words “Sika BlackSeal Elastic” in the subject line, including your LBP Number + contact details, and you’re in the draw to win 20 litres of Sika BlackSeal Elastic, plus an Applicator Brush valued at $250 + GST. Keep an eye on our Facebook page, where our winner will be announced in early December.