Became Member: 29th October 1997
Left House: 1st October 2020 (Retired)
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These initiatives were driven by Lord Freeman, and are more likely to reflect personal policy preferences.
Lord Freeman has not introduced any legislation before Parliament
Lord Freeman has not co-sponsored any Bills in the current parliamentary sitting
The filters are changed in accordance with the manufacturer's routine maintenance schedules. It is in the operator's interest to change the filters in accordance with the schedule; with time the pores in the filters become congested with material.
This congestion can increase the efficiency of the filter in removing particles from the air, but also increases the resistance to air flow. Therefore greater pressure and power is required to maintain the cabin air flow, which in turn increases fuel-burn and therefore costs.