Laza 18 Inch Die-Cast Aluminum-Back Algae Brush with Stainless Steel Bristles for Concrete and Gunite Pools， Walkways， Walls， Tiles and Floors<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>FOR HARD SURFACE - Constructed for cleaning algae stains on gunite pools with hard surface finish.</li><li>STAINLESS STEEL - Five rows of stainless steel bristles works great on extremely tough stains， such as concrete surface， stubborn stains. Durable for long time use in cleaning swim pool， walkway， pathway.</li><li>REDUCE FATIGUE - 18 inch wide brush with Curve body design， helps you get away from fatigue， easy pushing and effective cleaning on surface angles.</li><li>EASY ATTACH - Just easily attach a standard extension pole (pole NOT included ) to the algae brush handle(with EZ Clip)， you can head off to the swimming pool and get the clean work well done.</li><li>NOTICE - ONLY for hard finish surface. Do NOT use on vinyl liners or fiberglass surfaces.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Wy08yVdOL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51wLMYww53L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41NDK9AMHyL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/416DqIl1jvL.jpg" noproxy>