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homeguides.sfgate.com/important-using-baffles-attic-insulation-78043.html

Baffles establish a channel for air to circulate between the insulation and the roof sheathing. As with attic floor insulation, moisture and heat removal are the reasons for creating proper air ...

homeguides.sfgate.com/install-attic-rafter-vents-baffles-26838.html

The gable of your house must have openings to allow fresh air to enter and stale air to exit. Without this air movement, any moisture that gets into the attic area becomes stagnant and causes mold ...

www.youtube.com/watch?v=k1EtB8SrRQY

Proper installation of air baffles and ridge vent for ventilation in an attic ... Attic Insulation Done Wrong… and How to Do It Right! - Duration: 20:59. Dr. Energy Saver 958,911 views.

www.energystar.gov/campaign/seal_insulate/do_it_yourself_guide/adding_attic...

To completely cover your attic floor with insulation out to the eaves you need to install rafter vents (also called insulation baffles). Complete coverage of the attic floor along with sealing air leaks will ensure you get the best performance from your insulation.

www.greenbuildingadvisor.com/question/how-to-seal-ventilation-baffles-in...

If I use the "Smartbaffle" in my rafter bays, I would tape across the joints where two baffles meet, but do I need to seal the edges against the rafters also? What would be the recommended/cost effective way? Tape, caulk (messy), spray foam cans like great stuff (would add up with 54 or so 25ft long rafter bays from soffitt to ridge.

www.doityourself.com/stry/installing-attic-insulation-baffles

Putting baffles in your attic is a crucial step in installing attic insulation. Sometimes called rafter vents, baffles provide ventilation and keep the insulation from blocking airflow through your attic. It is a fairly easy process that will make a world of difference in assisting your insulation and keeping your home protected from rot. This guide covers the installation of this valuable ...

www.homedepot.com/p/ADO-Products-Durovent-23-1-2-in-x-46-in-Rafter-Vent-with...

ADO Products - Durovent 23-1/2 in. x 46 in. Attic Ventilation System with Built-In Baffle 10/Carton - Install between rafters to provide an air channel through insulation to help keep air flowing freely. Water resistant and durable.

www.realgospodar.com/keep-your-attic-cool-with-ventilation-baffles

The attic insulation baffles that we’ll be installing will make sure that there’s adequate air flow from the soffit vents. They will also allow us to maximize our blown-in insulation without worrying about obstructing the air flow. The baffles make sure that the blown-in insulation stays put, so there’s no wind washing.

www.motherearthnews.com/.../guide-to-proper-attic-insulation-zmaz85sozgoe

This guide to proper attic insulation includes tips on vent areas, gaps, right side up, puckers, loose or compressed insulation, animal nests, mold, mildew and rusty nails.

thehtrc.com/2011/air-sealing-attic-baffles

Attic Baffles & how they work: An attic baffle is simply an item to regulate the flow of air (aka – required roof venting), and impede it & the insulation from interfering with each other. The picture below (Courtesy of the EPA Indoor airPLUS program which we provide Builder Verification Services for) helps show how the system works. From ...