ToolBelt HQ
Professional Construction & Trades Calculators
Categories
❄️
HVAC
6 calculators
- Manual J Load Calculation
- Duct Sizing Calculator
- CFM Airflow Calculator
- +3 more
⚡
Electrical
6 calculators
- Conduit Fill Calculator
- Wire Sizing Calculator
- Voltage Drop Calculator
- +3 more
🚿
Plumbing
5 calculators
- Fixture Unit Pipe Sizing
- Water Heater Sizing Calculator
- Gas Pipe Sizing Calculator
- +2 more
🧱
Concrete & Masonry
5 calculators
- Concrete Volume Calculator
- Rebar Spacing Calculator
- CMU Block Calculator
- +2 more
🏠
Roofing
5 calculators
- Roof Area and Pitch Calculator
- Shingle Material Calculator
- Roof Ventilation Calculator
- +2 more
🔥
Welding
5 calculators
- Welding Heat Input Calculator
- Electrode Consumption Calculator
- Preheat Temperature Calculator
- +2 more
🪚
Carpentry & Framing
5 calculators
- Stair Calculator
- Rafter Span Calculator
- Board Foot Calculator
- +2 more
🎨
Painting
4 calculators
- Paint Coverage Calculator
- Primer Calculator
- Exterior Paint Calculator
- +1 more
🌳
Landscaping
5 calculators
- Mulch, Gravel & Soil Calculator
- Retaining Wall Calculator
- Irrigation System Calculator
- +2 more
🏗️
General Construction
4 calculators
- Square Footage Area Calculator
- Construction Unit Converter
- Material Cost Estimator
- +1 more