Sheet 23 This sheet is suitable for open fires and stoves, it also gives the opportunity to access fire or stove openings encase of any difficulty. The sheet provides one detachable access point for traditional sweeping and power sweeping. This Sweepmate sheet has sealed tight apertures for rod access, sealing via velcro strapping and drawstring ties. All window openings are reinforced for extra strength. Dimensions Sheet – 36″ x 36″ Window – 8″ x 8″ Material Polycotton.