Vertical Blinds Vertical blinds are ideal for business and office applications . In the home they are perfect for sliding patio doors, and for large bay windows. They come in a wide variety of fabric and PVC . If you choose fabric you will benefit from and added element of warmth as this material will help to insulate your windows keeping heat in during the winter. For high humidity or dusty conditions the PVC is the natural choice as cleaning is easy as wiping with a damp cloth or feather duster. The easy to clean aspect of this type of blind makes it easier to maintain an allergy free environment.