-
HVAC
Smoke Exhaust Calculation for Atriums: NFPA 92 Plume Method Step by Step
How to calculate atrium smoke exhaust with the NFPA 92 axisymmetric plume method, from design fire to exhaust volume, plugholing…
Read More » -
HVAC
Cooling Tower Sizing: Heat Rejection, Range, Approach and Make-up Water
How to size a cooling tower from heat rejection, condenser water flow, range, approach and design wet bulb, plus make-up…
Read More » -
HVAC
Refrigerant Pipe Sizing for VRF and Split Systems: Step-by-Step Guide
How to size refrigerant liquid and suction lines for split and VRF systems, check VRF length limits and calculate additional…
Read More » -
Load Calculation
HVAC Load Calculation Guide (Cooling & Heating)
Learn HVAC load calculation step by step: wall, roof and window gains, people, lighting and equipment loads, ventilation, heating losses…
Read More » -
HVAC
Kitchen Exhaust Hood CFM Calculation and Grease Duct Design (NFPA 96 and IMC)
How to calculate commercial kitchen hood exhaust CFM, size the grease duct to NFPA 96 and set make-up air, with…
Read More »