Featured Articles
Air Compressor Oil Filter: When to Change It and Why It Matters
What an air compressor oil filter does, how often to change it by running hours, and the signs it's clogged before it wrecks your airend.
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Aluminum Air Pipe: Is It Worth It for Your Shop?
Aluminum air pipe vs black iron for compressed air: corrosion, pressure drop, install time, and cost. How to tell if it is worth it.
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Truck-Mounted Air Compressors: How to Pick the Right One
How to pick a truck-mounted air compressor: PTO rotary screw, gas, and portable options, plus the CFM your service truck really needs.
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Air Compressor Regulator: How to Set It and Why It Matters
What an air compressor regulator does, how to set it the right way, and why tank pressure and working pressure are two different numbers.
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Quiet Air Compressor Buying Guide: How to Cut the Noise
How to choose a quiet air compressor: what decibel ratings mean, what you trade off, and how to cut shop noise without losing air.
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Air Compressor Check Valve: What It Does and How to Know It's Bad
What an air compressor check valve does, the signs it has failed, and how to replace one. A cheap part that causes big headaches when it goes.
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Air Compressor Won't Build Pressure? Here's How to Track It Down
A shop-floor troubleshooting guide for when your air compressor won't build pressure: the usual causes, how to test each one, and what to replace.
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Air Tool CFM Chart: How Much Air Your Tools Really Need
An air tool CFM chart at 90 PSI plus how to size a compressor to feed your thirstiest tool with headroom to spare.
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Air Compressor Maintenance: A Simple Schedule That Works
A plain air compressor maintenance schedule: daily, weekly, monthly, and yearly tasks for piston and rotary screw units.
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Compressed Air Pipe Sizing: How to Size Your Shop Air Lines
Compressed air pipe sizing made simple: pick the right diameter for your CFM and run length, avoid pressure drop, and skip the pipe that can hurt you.
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Compressed Air Dew Point Explained: What It Is and Why It Matters
What compressed air dew point means, the difference between pressure and atmospheric dew point, and how to pick a dryer that hits the number you need.
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Air Oil Separator: What It Does and When to Replace It
What an air oil separator does in a rotary screw compressor, the signs it's clogging, and when to replace the element before oil carries over.
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Air Compressor Safety Relief Valves: What They Do and When to Replace One
What an air compressor safety relief valve does, how to test it, and how to pick the right replacement PSI. The one part you never want to ignore.
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