Revamp your old vacuum and guarantee excellent dust retention, with the Numatic 11" Tritex Filter. Henry's high-efficiency, TriTex filter system delivers enhanced filtration, meaning what goes into your vacuum, stays there; this genuine Henry accessory works to trap dust, dirt, and allergens in the drum, so you can breathe easy. Features and Benefits: High-efficiency filtration - What goes into your vacuum, stays in. 3-layers - For excellent filtration as you vacuum. Convenient - Easy to install into your Henry vacuum. Specifications: Dimensions: H1 x W1 x D5cm Guarantee: 1 year Colour: White. Fits Henry / Hetty 160 (including Cordless) models. Triple-layer Filtration. What Goes in, Stays in. Made for Henry, by Henry. A Genuine Henry Accessory. Manufacturer: Numatic International Ltd.