bathroom venting

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    • #281966
      medgar

      Can I exhaust a batroom fan into a full attic crawl space(insulated)? The space runs the full length of the house with full roof vent plus two 12x12in. louvered vents at each peak.

    • #303142
      tom

      : : Can I exhaust a batroom fan into a full attic crawl space(insulated)? The space runs the full length of the house with full roof vent plus two 12x12in. louvered vents at each peak. : Also, the bath measures 10x10ft.with a ceiling sloping from seven feet to five ft. What size fan would be required? : thanks for any helpWE HAVE A SYSTEM THAT VENTS TO THE ATTIC.

    • #302905
      tom

      : Can I exhaust a batroom fan into a full attic crawl space(insulated)? The space runs the full length of the house with full roof vent plus two 12x12in. louvered vents at each peak. Also, the bath measures 10x10ft.with a ceiling sloping from seven feet to five ft. What size fan would be required? thanks for any help

    • #302954
      tom

      You should not vent into the attic. Run the vent to and outside wall. Insulate it, to lessen the chance of condensation. Multiply the width, length, and hight to get the minimum CFM.

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