With nearly 15 years of hands-on experience, Canseal specialises in solving the water infiltration problems others struggle to fix — from roof leaks to damp basements and leaky decks. We protect your property with precision, durability, and a personal commitment to customer trust

Nearly two decades solving leaks others couldn’t fix — from stubborn roof issues to hidden damp in basements.
We stand behind our work with warranties and follow-up care to ensure every client is fully satisfied.
We provide expert waterproofing, roofing, and leak repairs in Christchurch, Canterbury, and Otago, keeping homes and businesses safe from water damage
Canseal proudly serves homeowners and businesses across Canterbury and Otago. From urgent leak repairs in Christchurch to balcony waterproofing in Queenstown, our team is local, responsive, and ready to help.