Site map
Troubleshooting
- Swamp Cooler Not Cooling: A Step-by-Step Diagnosis
- Why Your Swamp Cooler Smells (and How to Get Rid of Each Odor)
- Swamp Cooler Leaking: How to Find the Source and Stop It
- Swamp Cooler Pump Not Working: Diagnosis and Fixes
- Swamp Cooler Making the House Too Humid: What to Check and Fix
- Swamp Cooler Noises: What Each Sound Means and How to Fix It
- Swamp Cooler Motor Not Running: Step-by-Step Troubleshooting
Maintenance
Cooler Pads and Media
Pumps and Water
- Swamp Cooler Bleed-Off and Water Quality: How Much to Bleed and Why
- How to Replace a Swamp Cooler Pump
- How to Choose a Replacement Swamp Cooler Pump: Flow, Voltage, Cord and Fit
- Swamp Cooler Float Valve Adjustment: Setting the Water Level Right
- Swamp Cooler Water Supply and Drain Lines: Tubing, Valves, Bleed-Off and Overflow
- Swamp Cooler Scale: How to Remove It Safely and Keep It From Coming Back
- How Much Water Does a Swamp Cooler Use? Gallons per Hour, per Day and per Season
Motors, Belts and Blowers
- Swamp Cooler Motor Guide: Types, Oiling, Testing and Replacement
- Swamp Cooler Belt and Pulley Adjustment: Tension, Alignment and Blower Speed
- Swamp Cooler Blower Wheel and Bearings: Cleaning, Balance, Oiling and Replacement
- Two-Speed Swamp Cooler Motor Wiring: Common, High and Low Leads Explained
- How to Choose a Replacement Swamp Cooler Motor: HP, RPM, Frame, Shaft and Amps
- Swamp Cooler Blower Housing and Shaft Problems: Rust, Bent Shafts, Wobble and Vibration
Sizing and Performance
- How to Size a Swamp Cooler: The CFM Formula, Climate Factors and Worked Examples
- CFM Explained: What Swamp Cooler Airflow Ratings Really Mean
- Wet Bulb Temperature Explained: The Number That Decides If a Swamp Cooler Works
- Sizing Portable and Outdoor Evaporative Coolers for Rooms, Garages and Patios
- Swamp Cooler Operating Cost: What It Really Costs to Run (Power, Water and vs AC)
Winterization
- How to Winterize a Swamp Cooler (Fall Shutdown Step by Step)
- How to Drain a Swamp Cooler: Reservoir, Supply Line and Pump, Step by Step
- Swamp Cooler Covers: How to Stop Winter Drafts and Heat Loss Through Your Cooler
- When to Winterize a Swamp Cooler (and When to Start It Again), by Region
- How to Winterize a Portable or Window Evaporative Cooler for Storage
- Swamp Cooler Freeze Damage Repair: Float Valves, Supply Lines, Pumps and Bleed Lines
Types of Evaporative Coolers
- How Evaporative Coolers Work (Physics, Parts and Real Numbers)
- Types of Swamp Coolers: Whole-House, Window, Portable, Indirect and Two-Stage
- Swamp Cooler vs Air Conditioner: An Honest Side-by-Side Comparison
- Direct vs Indirect Evaporative Cooling (and Two-Stage Systems)
- Pros and Cons of Swamp Coolers (With the Numbers Behind Each)
- Downdraft vs Side-Draft Swamp Coolers: How to Choose the Right Mount
- Whole-House Evaporative Cooler Buying Guide: Size, Media, Motor and Install
- Portable Evaporative Cooler Buying Guide: Specs That Matter and Claims to Ignore
- Window Evaporative Coolers: Who They Suit, How to Size Them, What to Buy
- Swamp Cooler for a Garage: How to Size It, Vent It and Avoid Rust
- Outdoor Patio Evaporative Coolers and Misters: What Works Outside and Why
- Commercial and Warehouse Evaporative Cooling: Sizing, Equipment and Operating Costs
- Evaporative Cooling for Greenhouses: Fan-and-Pad Systems, Fog and Sizing Math
- Evaporative Cooling for Livestock and Poultry: Tunnel Ventilation, Pads, Soakers and Misters
- DIY Swamp Cooler: How to Build One and How Much Cooling to Expect
- Why Is It Called a Swamp Cooler? The Name, the History and the Smell
Installation
- Swamp Cooler Installation Guide: How to Install a Roof, Wall or Window Evaporative Cooler
- Ductwork for Evaporative Coolers: Drops, Duct Sizing, Diffusers and Insulation
- Venting and Relief Air for Swamp Coolers: How Much to Open, Where, and Why
- How to Install a Window Swamp Cooler (Evaporative Window Unit)
- How Much Does It Cost to Install a Swamp Cooler? 2026 Line-Item Price Guide
Climate and Humidity
- Do Swamp Coolers Work in Humidity? Where the Cutoff Really Is
- The Best Climates for Swamp Coolers, Region by Region
- Running a Swamp Cooler During Monsoon Season
- Swamp Cooler or Heat Pump? How to Choose for Your Region
- Swamp Coolers and Indoor Humidity: How Much Moisture They Add and How to Keep It in Range
- Swamp Coolers, Allergies and Asthma: Risks, Benefits and How to Run One Safely
Brands and Buying
- Evaporative Cooler Brands: Who Makes What, and How to Compare Them
- How Much Does a Swamp Cooler Cost? Purchase, Installation, Running and Lifetime Cost
- Breezair Evaporative Coolers: What Owners and Buyers Should Know
- Champion and Essick Air Evaporative Coolers: A Practical Guide
- Phoenix Manufacturing, MasterCool and Aerocool: An Owner and Buyer Guide
- Portable Evaporative Cooler Brands Compared: Portacool, Hessaire, Honeywell, Champion and More
Parts
- Swamp Cooler Parts Anatomy: Every Part, What It Does and How It Fails
- Swamp Cooler Water Distribution System: Spider, Tubes, Troughs and Rigid-Media Headers
- Swamp Cooler Thermostats and Controls: Switches, Wall Thermostats, Smart Options and Wiring
- Universal Swamp Cooler Replacement Parts: What Fits, What to Measure and How to Check Compatibility
- Swamp Cooler Cabinet Rust and Pan Repair: Coatings, Liners, Patches and When to Replace