| Duct | Infiltration | Ceiling Insulation |
1 | Remove air vent covers and seal cracks between the sheetrock and air vent connections with mastic and tape | Place door weatherstrip where deemed necessary | Blow loose-fill cellouse insulation in your attic to a R-30 level |
2 | Seal around duct connections with mastic and tape | Caulking gaps around windows from inside the home | |
| 3 | We will attempt to seal any air leaks within the return | Seal Plumbing Penetrations | |
4 | Reconnect disconnected duct lines if feasible | Install outlet and plug gaskets | |
5 | Seal around the plenum and a/c and heating unit | Additional weatherstrip may be installed around attic access doors | |