Fan Law Calculator allows users to input rpm, cfm, static pressure, and horsepower. Modifying one value recalculates the others. Ductulator helps size HVAC ducts by inputting shape, dimensions, air temperature, elevation, and roughness.
by Greenheck Fan Corporation★ 3.03 ratingsUtilitiesFreeData updated 2026-09-08
Calculate duct sizes quickly with finger sliding for precise measurements. Display equivalent round and rectangular dimensions. Support IP and SI unit conversions. Perform accurate calculations for efficient system design.
The app calculates the smallest Thermaflex duct size for HVAC installations. Users input project volume and friction loss to determine system velocity and the appropriate duct size.
Calculate CFM requirements for air actuators with real-time results. Size compressors and air receiver tanks based on system needs. Analyze pressure drops and optimize pneumatic systems with engineering-grade calculations.
The app provides HVAC duct sizing using ACCA's Manual D, the ANSI standard for residential duct design. It offers features like zooming, locking the wheel, and taking snapshots for reference.
Calculate performance changes based on airflow, rpm, pressure, and current. Input values to get real-time updates. Adjust variables to estimate new system performance metrics.
Calculate duct sizes based on airflow requirements and space constraints. Input dimensions and airflow rates. Generate reports with material estimates and installation guidelines. Export data for sharing or record-keeping.
Performs X, Y, R radius calculations and theta measurements. It includes -specific functions for ducting offsets and angle computations. Features dimensional math, geometry, and trigonometry tools for precise construction calculations.
Check warranty details, inventory availability, order status, and technical manuals for products. Access tech specifications and order history. Receive support and track business growth tools.
Calculate refrigerant charges for systems using built-in formulas. Input system parameters to determine correct levels for R-22, R-410A, R-32, and other refrigerants. Save and export calculation results for record-keeping.
Solve math problems with three keypads for easy mixed number input. Calculate multiple fractions simultaneously. Syncs with iOS devices for optimal performance.
Measure acceleration, orientation, and motion with built-in sensors. Record and analyze real-time data for experiments. Detect and generate sound tones. Visualize audio waveforms. Export measurements and graphs for scientific use.
Monitor and control mini-split heating and cooling systems remotely. Adjust temperature, fan speed, and vane direction. Set schedules, receive alerts, and view system status. Lock and unlock devices. Manage multiple units from a single interface.
Manage files with drag-and-drop organization. Access a flashlight with adjustable brightness. Use a calculator, note taker, and screen recorder. Includes calendar, timer, and widget tools. Sync data across devices.