Reconditioned Rainbow D4 Power Head is great for cleaning all floor types including carpet, hardwood, linoleum and ceramic tile. This Rainbow head has gone through the GV vacuum expert reconditioning process, which entails: Complete sanitation of entire unit. Replacement of any worn parts with aftermarket items designed to fit Rainbow vacuums. Also includes many new quality GV parts and accessories such as belt and brush roll. We are in no way associated with the Rexair company. This vacuum was reconditioned by GreatVacs, not the Rexair company. Reconditioned Rainbow Vacuum Power Head for D4 & D3 models. Sorry, our items are NOT available for pick-up. No additional information at this time. You might also like. Reconditioned Diamond Kirby Vacuum Cleaner Upright loaded with tools shampooer 5.