№ 01Can Rainwater Harvesting Work With Your Existing Roof?
If you live on the Sunshine Coast, you already know how quickly a sunny week can turn into a downpour. With an annual rainfall that commonly sits well above 1,500 mm in many coastal and hinterland areas, it makes sense to capture some of that water. The most common question homeowners ask is whether their current roof can be used for rainwater harvesting, or whether it needs to be replaced first. In most cases, the answer is yes, with a few checks and possible adjustments.
Sunshine Coast tile roofs face strong UV exposure, heavy summer rain and storm-driven winds. Over time, these conditions can weaken the joints around ridge and hip caps—the shaped tiles covering the roof’s peaks and angled edges. Recognising damage early helps you arrange repairs before loose caps or water entry cause bigger problems. Roof repointing renews the exposed joints around ridge and hip caps. It differs from rebedding, which replaces the supporting mortar be