Westinghouse WRH900 Retracta Series Rangehood Filter - Part # TF92010Westinghouse WRH900, RRE900 Retracta Series Retractable Rangehood Small Aluminium Filter. Part No. TF92010, 900402663. This filter suits many Westinghouse 900mm Retracta series retractable rangehoods. There are two different size filters in the WRH900 series models. This listing is for the smaller one. The larger one for older models is listed here. Some models use both. Some newer models use a different large filter. There are some WRH models that