, although some manufacturers advise against it, and other manufacturers recommend a limited amount of pressure.
If using a pressure washer, be sure to keep the stream at eye level and pointed straight at the siding, not at an angle. That way, you won’t drive water in behind the siding. Use caution when using a pressure washer around openings like windows, doors, and plumbing connections.
Avoid using any cleaning products that contain organic solvents, undiluted chlorine bleach, liquid grease remover, nail polish remover, or furniture polish or cleaners. Any of these products might damage the vinyl siding’s surface. Also, avoid using highly-abrasive scrubbers or steel wool; these, too, can cause damage.
With just a little bit of time and effort, vinyl siding can be kept looking “like new” and will provide many years of trouble-free protection