Every yard is different, which is why Nelson offers the tools to keep lawns of all sizes and shapes green and healthy. Whirling sprinklers cover smaller areas with a gentle rain - perfect for spot watering and re-seeding. With its unique square watering pattern this whirler will get all the corners of your yard. This durable metal sprinkler comes with an aluminum head and has an ergonomic swivel coupler with a series connection for adding multiple sprinklers.