Glue down is more for us. The glue often costs .75/ft. If the subfloor is concrete, sealer (2 coats) adds another .50/ft. Then you add $3/ft. minimum for the install itself. Nail downs start at $3/ft. Wood floors are all we do and we are very conscious of doing our jobs to the best of our ability.
1 Home addition cost estimates of $80 to $130 per square foot for a basic family room addition is common. 2  If the home addition includes a bathroom and/or a kitchen, the room addition costs can easily escalate to $200-250 per square foot.
0. 0. The average cost of adding a bedroom and a bathroom to a house can be $4000 to $5000 for the bedroom and another $1500 to $2500 for the bathroom depending on the size of the bedroom and bath. Most contractors will add 1/3 material cost for labor.Thanks Jason Alvarez.dding bedroom and bathroom on house can be done by converting a prevalent floor spaces that could go approximately around $3,000 -$6,000 and adding bedroom to house cost can go anywhere between $200 -$5,000. Average cost for a bedroom addition when hire a contractor can go between $7,500 -$50,000 and even lot more.