Codes
Features

Features Overview

Reference.
A reliable and up-to-date source of codes.

Research.
Rapidly and efficiently calculate project parameters.

Collaboration.
Get everyone on the same page and streamline code research.

Workflows

Architects General Contractor Building Official & Plans Examiner Inspectors Owner Subcontractors Code Consultants
Pricing
Login
Sign Up

Upgrade to Premium

Code calculators: Code Calculators automatically generates a detailed list of requirements.

REFERENCE

Amendment Styling

Industry-leading search

Suggested code sections

Code diagrams

RESEARCH

Code calculators

Filter by topic

Code compare

Code sheet exports

COLLABORATION

Team projects

Bookmarks

Comments

START 2 WEEK FREE TRIAL

Have an account? Sign in

// CODE SNIPPET

F307.3.2 Attic Fans

2017 FBC - Residential, 6^th edition > F Florida Standard for Passive Radon-Resistant New Residential Building Construction > F307 Space Conditioning Systems > F307.3 Exhaust Fans > F307.3.2 Attic Fans

JUMP TO FULL CODE CHAPTER

If used, attic exhaust fans shall be installed with unobstructed vent and intake areas in accordance with the minimum areas prescribed by their manufacturer. In no case shall effective open vent area be less than the minimum areas prescribed by the manufacturer.

Related Code Sections

B307.3.2 Chapter 9B-52 F.A.C. Florida Standard for Passive Radon-Resistant Construction, Attic Fans

If used, attic exhaust fans shall be installed with unobstructed vent and intake areas in accordance with the minimum areas prescribed ...

2020 FBC - Building, 7^th edition > B Chapter 9B-52 F.A.C. Florida Standard for Passive Radon-Resistant Construction > B301 Construction Requirements for Passive Radon Control > B307 Space Conditioning Systems > B307.3 Exhaust Fans > B307.3.2 Attic Fans

F307.3.2 Florida Standard for Passive Radon-Resistant New Residential Building Construction, Attic Fans

If used, attic exhaust fans shall be installed with unobstructed vent and intake areas in accordance with the minimum areas prescribed ...

2017 FBC - Residential, 6^th edition > F Florida Standard for Passive Radon-Resistant New Residential Building Construction > F307 Space Conditioning Systems > F307.3 Exhaust Fans > F307.3.2 Attic Fans

F307.3.2 Florida Standard for Passive Radon-Resistant New Residential Building Construction, Attic Fans

If used, attic exhaust fans shall be installed with unobstructed vent and intake areas in accordance with the minimum areas prescribed ...

2020 FBC - Residential, 7^th edition > F Florida Standard for Passive Radon-Resistant New Residential Building Construction > F307 Space Conditioning Systems > F307.3 Exhaust Fans > F307.3.2 Attic Fans

Section M1501 Exhaust Systems, General

into an attic, soffit, ridge vent or crawl space. Exception: Whole-house ventilation -type attic fans that discharge into the attic space ...

2014 FBC - Residential, 5^th edition > 15 Exhaust Systems > M1501 General

Section M1501 Exhaust Systems, General

into an attic, soffit, ridge vent or crawl space. Exception: Whole-house ventilation -type attic fans that discharge into the attic space ...

2017 FBC - Residential, 6^th edition > 15 Exhaust Systems > M1501 General

Code Calculators

Code calculators automatically generate a detailed list of requirements.

Shared projects

Projects provide a dedicated space to collaborate on code research.

Search

Don't miss relevant code. Quickly locate sections across your jurisdiction.

Code sheet exports

Generate a code sheet that integrates with your drawing set.

Code Compare

Highlight differences between any two building codes.

Code diagrams

Unpack the code through illustrations and descriptions.

UpCodes Premium

Leverage the most sophisticated code compliance platform.

TRY FREE FOR TWO WEEKS VISIT PRICING