Energy Performance and Moisture Control of Ceilings and Roofs

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Raised Heel Truss

Baffling to preventinsulation from blocking ventilation

Raised Heel Truss

Baffling to preventinsulation from blocking ventilation

Raised Heel Truss

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Insulate full height over exterior wall

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Attic Insulation and Details

Build a dam around access to

allow full coverage

Don’t leave a hole in the ceiling

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THE EZ HATCH ATTIC ACCESS DOORFOR NEW AND RETRO-FIT CONSTRUCTION

 INSTALLS IN MINUTES INTO A 22-1/2" x 30-1/2" ROUGH OPENING!!

 

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Pay Attention to Band Joists

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Sealing Attic Knee-walls

An attic knee-wall has unconditioned attic space on one side and conditioned space on the other

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Sealing Attic Knee-Walls

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Sealing Attic Knee-walls

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Effective Insulation Techniques for Attic Kneewalls

Step 1: Apply interior pressure boundary• Check rating on foam products ASTM E-84, FM 4880, or UL 1040• Foams generally need a fire-rated cover

Step 2: Continuous Insulation between Studs

Air Sealing - Blocking & Sheathing

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Attic knee-walls should be sheathed and capped

Open Web Joist Systems

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Floor Truss with HVAC Pipe

Typical Ceiling trusses

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The IECC/IRC and the Building as a System - Mechanical System

Duct Sealing and InsulationShot of SealedCombustion Heating System

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Metal Frame Roofs

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Living Roof Basic Assembly

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Advantages of Living Roofs

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• Increased Insulation

• Reduces Storm Water Runoff

• Reduces “Heat Island” Effect

• Reduces Outside Noise

Grass Cover

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Advantage of SIP Construction

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Structural Insulated Panels

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Panel Connections

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Double Sill Plate

Spline Connection

Roof Detail

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Built in Beam Pocket