Suggest Treatment For Exposure To Air Gas When Diagnosed With Asthma

Hi, i hav asthma, copd , and allergies...i recently moved inyo old trailer home with forced air gas heat, all cieling ventilation was sealed off when roof was repaired, there is condensation under roof and moisture under trailer, also have had leaking and burst pipes/floods...the bottom of trailer was sealed off this fall...i also discovered insulation turned to dust in the kitchen. There is openenings behind stove and shower plunbing to underneath. The walls are pushing out and cracking from electric also hear buzzin and ringing from furnace microwave and underneath he addition i also have a cat wit FIV...what do you suggest for me?