⛽ NFPA 20 Diesel Pumps (1 Gal/HP + 5% Fuel Reserve / 8-Hr Run, Combustion CFM)

Diesel Fire Pump Fuel Tank & Air CFM Calculator

Size dedicated UL 142 double-wall diesel fuel storage tanks and mechanical room combustion/ventilation louvers for diesel engine fire pumps under NFPA 20 Section 11.4: calculate minimum diesel fuel volume (1.0 gallon per engine horsepower + 5% tank expansion + 5% unusable sump volume for 8-hour continuous run), room combustion air CFM, and installation profits.

1. Project & Operating Inputs

Diesel Engine Rated Power (Horsepower - HP e.g. 275 HP Clarke Diesel)

Engine Room Net Volume (Cubic Feet e.g. 4,800 Cu Ft Pump Enclosure)

Customer Bid Price for Supplied & Piped Fuel Tank & Louver Skid ($)

UL 142 Double-Wall Day Tank, Motorized Intake Louvers, Level Sensors ($)

2. Financial Breakdown & Yield

NFPA 20 DIESEL ENGINE FIRE PUMPS

Turnkey Diesel Fuel & Vent Package Profit

Emergency Mechanical Contractor Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Material Cost