1. It helps your roof live longer Moss, algae, and lichen don’t just sit there looking ugly — they hold moisture against your shingles. Over time that can cause rot, cracking, and granule loss. Cleaning removes that buildup so your roof can do its job without slowly deteriorating. 2. It prevents expensive repairs Those dark streaks you see are often caused by algae (commonly Gloeocapsa magma). Left alone, it can weaken materials and trap heat. Small issues turn into leaks, an

Why you clean rendered walls (like K-rend) 1. Stops damage Dirt, algae, and moss hold moisture. Moisture = staining, cracking, and eventually render failure. Cleaning helps the wall dry properly. 2. Prevents permanent staining If algae or pollution sits too long, it can etch or discolor the render, especially light colours. Early cleaning = no lasting marks. 3. Keeps it breathable Modern renders are designed to let moisture escape. Heavy grime can clog the surface and reduce

Kerb appeal (aka first impressions matter) A clean driveway or patio can make your whole place look newer and better cared for—without spending money on renovations. 2. Safety Moss, algae, and grime get slippery. Cleaning reduces the chance of someone eating it on the way to the front door. 3. Prevents damage Dirt, oil, mold, and weeds slowly break down concrete, pavers, and stone. Regular cleaning helps prevent cracks, staining, and erosion, which saves money long-term. 4. H