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'Minnesota Energy Code <br /> MNcheck Software Version 3 . 0 <br /> DATE: 2-12-2001 <br /> PLAN REVIEW AND INSPECTION ISSUES <br /> This list of items may be helpful for Plan Reviewers and Building Inspector <br /> use as a guide for enforcing the Minnesota Energy Code. The items apply to <br /> Group R, Division 3 Occupancies, one- and two-family residential dwellings . <br /> The items marked with * apply only to detached one- and two-family <br /> residential dwellings . <br /> PLAN REVIEW ISSUES <br /> FOUNDATION INSULATION <br /> - foundation wall insulation R-5 minimum <br /> - foundation insulation extends from top of wall down to top of the footin <br /> - exterior foundation insulation is covered by a protective coating finish <br /> CONCRETE SLAB OR UNDER-SLAB INSULATION <br /> - slab on grade perimeter insulation R-5 minimum <br /> - slab insulation extends from top of slab to design frost line or top of <br /> footing <br /> - floors over unheated space R-30 minimum <br /> WINDOWS / DOORS / SKYLIGHTS <br /> - average U-value is 0 . 37 maximum for windows and glass doors (excludes <br /> foundation windows) <br /> - window U-value consistent with building plan and MNcheck Report <br /> - window and door area consistent with building plan and MNcheck Report <br /> MECHANICAL VENTILATION ISSUES <br /> - residential mechanical ventilation system provides adequate ventilation <br /> per code requirements* <br /> - furnace efficiency is consistent with MNcheck or building design plan <br /> - protection against excessive depressurization is installed per code <br /> requirements* <br /> ENVELOPE INSULATION FOR PLAN REVIEW <br /> - interior basement insulation R-5 minimum (if no exterior insulation) <br /> - ceilings with attics R-38 or consistent with building plan and MNcheck <br /> Report <br /> - wall framing and insulation level is consistent with building design <br /> and NlNcheck Report <br /> INSPECTION ISSUES <br /> CONCEALED INSULATION <br /> FRAMING AND SHEATHING <br /> - wind wash barrier installed at attic edge <br /> - exterior wall corners framed so that insulation can be installed after <br /> exterior sheathing is installed <br /> - intersections of interior partition walls and exterior walls are frame <br /> that insulation can be installed between the partition and exterior <br /> sheathing after exterior sheathing is installed <br /> - gaps between framing less than one-half inch are eliminated by securin <br /> framing together or are insulated at the time of assembly <br /> - all penetrations between conditioned and unconditioned spaces made <br /> prior to framing inspection are sealed <br />