Blind Cleaning, Blind Repairs, New Blinds. Hi -Tech Blind Cleaning- The Experienced Blind Cleaners. Est 1996 Recommended by Leading Retailers. Blind Cleaning and Repairs. Same Day Cleaning Service. Onsite Repairs Cleaning & Repair of Roller/Holland Blinds, Screen Rollers, Venetian Blinds, Vertical Blinds, Duette/Honeycomb Blinds, PVC Timber Venetians.