4.1001.4 Vented Eave or Soffit Baffles

Topic: 
Attics
Subtopic: 
General Preparation
For supporting material, see Building America Solution Center.
Desired Outcome: 
Attic ventilation meets code requirements and insulation is protected from wind washing
TitleSpecification(s)Objective(s)
4.1001.4a
Installation

If soffit venting or eave venting is present, baffles will be mechanically fastened to block wind entry into insulation or to prevent insulation from blowing back into the attic

If soffit venting or eave venting is present, baffles will be installed to maintain clearance between the roof deck and baffle in accordance with manufacturer specifications

Installation will allow for the highest possible R-value above the top plate of the exterior wall

Ensure insulation R-value is not reduced

Maintain attic ventilation