Handle all your roof and plumbing sealing needs efficiently with Sika’s general-purpose sealants. Ideal for a range of applications—from gutters and flashings to skylights and penetrations—our versatile sealants, including Sikasil® Roofing & Plumbing, Sika® Crystal Clear MS, and Sikasil® N, deliver long-lasting, UV-stable protection. These single-component, neutral-cure solutions offer excellent adhesion to metal, concrete, tile, and more—designed for ease of use by DIYers and trade professionals tackling weatherproofing challenges across New Zealand.

Waterproofing is applied around the base of the roof vent

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