Attic fans promise cooler upstairs rooms and a lighter load on your air conditioner, but if your roof vents are not set up correctly, that spinning motor can quietly create bigger problems than it ...

A. I always turn to Joseph Lstiburek, founding principal of Building Science Corp., for guidance on ventilation and insulation issues. “Doc L.” (he has a doctorate of philosophy in building science) ...

Dear Jerry: My roof was replaced and ridge vents replaced box vents. Are ridge vents as effective as box vents? When snow covers the roof, both ridge and box vents are covered. Doesn’t this eliminate ...