🏢 IBC 909.11 (Active Zoned Smoke Exhaust in Fire Zone, Pressurizing Adjacent Floors)

Zoned Smoke Control Pressure Calculator

Model active zoned smoke control sequences for multi-tenant commercial office buildings under IBC Section 909.11: calculate mechanical exhaust extraction from the incident fire floor (100% exhaust mode creating negative pressure barrier) while simultaneously modulating adjacent floors above/below into 100% clean air supply mode, and building automation profits.

1. Project & Operating Inputs

Controlled Smoke Zones (Floor / Zone Count e.g. 18 Tenant Floors)

Zone Floor Area (Square Feet e.g. 22,000 Sq Ft per Floor Plate)

Customer Bid Price for Supplied, Wired & UUKL Listed Smoke DDC ($)

UL 864 UUKL Smoke Control Panel, Modulating Dampers, DDC Programming ($)

2. Financial Breakdown & Yield

IBC 909.11 ZONED SMOKE CONTROL

Turnkey Zoned Smoke DDC System Profit

Building Automation Systems Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Material Cost