Insulating kits are 13% extra and include metal brackets to mount studs & 3/4" tongue & groove boards to be applied over the studs. The solid wood wall of 2 3/4" thick has a thermal mass rating of R-12, add R-15 insulation = exceptional energy efficiency of R-27.
Tip: Mineral wool insulation is recommended for log construction. It’s impervious to moisture with a higher R-value per inch than fiberglass and considered an environmentally friendly building material
Tip:
House wraps & vapor barriers are required in most regions when
insulating. Vapor barriers are installed on the warm side of walls,
interior of the studs for cold climates and exterior of studs for hot
climates
Toledo E-29 has a total weight of approx 9,380 KG or
20,636 lbs. It can be assembled in 10 days by 3 people. This model
meets or exceeds structural requirements for building codes in all
regions. Modifications may be required for earthquake, heavy snow load
regions and hurricane zones, no extra charge.