took ro in before the cold snap but when i set it up sunday water production was really slow put new membranes in today but just the same stripped everything down no blockages or anything leaking but still very slow water gushing out of waste but just a trickle out of pure could this be cause of the cold weather cant see anything wrong at all just orderd a di vessel 11 lt to use in winter think it might be less hassle tds bout 100 use bout 200lts a day plus on meter is this gonna be an expensive way of making pure water cheers for any replies