Ceiling construction: Open to attic, R$31$ insulated ceiling

Exterior walls: $4$ face brick, $1$ EPS foam, $$ CDX plywood, $2$x$4$ framing $16$oc$,$

R$13$ kraft faced batt insulation, $5/8$ drywall

Interior walls: $2$x$4$ framing $16$ oc$,(1)/(2)$ drywall

Floor: Laminate flooring $($no insulation value$),$ plywood, composite joists, R$19$ insulation,

open crawl space

Estimate the amount of heat loss from the room at winter conditions $($Outdoor temp $19$F$,$ indoor

temp $72$F$).$ Make sure to consider both indoor and outdoor air film resistance $($including floor

and ceiling$).$