HERS-402 120 Emerson Way TBC1 ENERGY STAR Qualified Homes
Thermal Bypass Inspection Checklist
Home Address: (9-0 f-y\'L^tf-^\\.City: f^lc-r^i'xCiZ. State;
Thermal Bypass Inspection Guidelines Corrections Needed
Builder
Verified
Rater
Verified N/A
1. Overall AJrBarrier
and Thermal
Barrier Alignment
Requirements:
Insulation shall be installed In full contact with sealed interior and exterior air barrier except for alternate to interior air barrier
under item no. 2 (Walls Adjoining Exterior Walls or Unconditioned Spaces}
All Climate Zones:
1.1 Overall Alignment Throughout Home
1.2 Garage Band Joist Air Barrier (at bays adjoining conditioned space)
13 Attic Eave Baffles Where Vents/Leakage Exist
•
•
Only at Climate Zones 4 and Higher:
1,4 Slab-edge Insulation (A maximum of ?5% of the slab edge may be
uninsulated in Climate Zonea-^-andT)
Best Practices ErKX)uragd(i^Not Req'd.^ iff, No\
• • •
1,5 Air Barrier At All Band Joists (i^iimale Zones 4 and higher)
1.6 Minimize Thermal Bridging (e.g., OVE framing, SIPs, ICFs) • • • Walls Adjoining
Exterior Walls or
Unconditioned
Spaces
Requirements;
• Fully insulated wall aligned with air barrier at twth interior and exterior, OR
• Alternate for Climate Zones 1 thru 3, sealed exterior air tarrier aligned with RESNET Grade 1 insulation fully supported
• Continuous top and tiottom plates or sealed t>locking y
2.1 Wall Behind Shower/Tub • • •
2.2 Wall Behind Fireplace • or •
2.3 insulated Attic Slopes/Walls • y a • 24 Attic Knee Walls • • ' • 2.5 Skylight Shaft Walls • • 2.6 Wall Adjoining Porch Roof • • or •
2.7 Staircase Walls • • • 28 Double Walls • • • Floors between
Conditioned and
Exterior Spaces
• Air tarrier is installed at any exposed fibrous insulation edges
• Insulation is installed to maintain permanent contact wth sub-floor alxjve including necessary supports (eg., staves for
blankets, netting for blown-in)
• Blanket insulation is verified to have no gaps, voids or compression. ^
« Blovm-in ir«ulation is verified to have proper density with firm packing ^ ^
3.1 Insulated Floor Above Garage
3,2 Cantilevered Floor
•
•
•
4. Shafts Requirements:
Openings to unconditioned space are fully sealed with solid blocking or flashing and any remaining gaps are sealed with
caulk or foam (provide fire-rated collars and caulking where required)
4.1 Duct Shaft • • •
4,2 Piping Shaft/Penetrations • • • 4.3 Flue Shaft • • • 5. Attic/ Ceiling
Interface
Requirements:
• All attic penetrations and dropped ceilings include a full interior air tjarrier aligned with insulation with any gaps fully sealed
with caulk, foam or tape
« fvlovable insulation fits snugly in opening and air barrier is fully gasketed
5,1 Attic Access Panel (fully gasketed and insulated)
5,2 Attic Drop-dovm Stair (fully gasketed and insulated)
5,3 Dropped Ceiling/Soffit (full air tarrier aligned with insulation)
5,4 Recessed Lighting Fixtures (ICAT latseied and sealed to drywall)
5,5 Whole-house Fan (insulated cover gasketed to the opening)
• • • •
• •
M.
Common Walls
Between Dwelling
Units
Requirements:
Gap between drywall shall wall (i,e,, common virall) and the structural framing between units is fully sealed at all exterior
boundary conditions
6,1 Common Wall Between Dwelling Units
Home Energy Rating Provider:
Home Energy Rater Company Name;
Home Energy Rater Signature: "fjy^.,
Rater