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Guides from Aaron Mechanical, LLC

Straight answers to the questions we hear most, written for our own customers.

September 6, 2026 · 3 min read

RUUD EcoNet, Honeywell, Emerson Sensi or Google Nest: Picking a Smart Thermostat

All four give you scheduling from your phone. The differences show up in the details.

September 6, 2026 · 3 min read

What an 80% AFUE Furnace and a 20-Year Heat Exchanger Warranty Are Really Buying You

Houston does not heat much most winters, which is exactly why the system nobody has looked at in a year is the one that fails during the one week it actually gets used.

September 6, 2026 · 3 min read

Cooling a House in Gulf Coast Humidity: Why the Fan Setting Matters as Much as the Temperature

Two houses can sit at the same 74 degrees and feel completely different. The difference is almost always humidity, not temperature.

September 6, 2026 · 4 min read

Inside a Real Maintenance Visit: What the Checklist Actually Covers

Two tune-ups a year sounds simple until you see the fourteen things a technician actually checks each time.

September 6, 2026 · 4 min read

What a 16, 18 or 20 SEER Quote Actually Buys You

The number on the quote sheet is the least interesting part of it. Here is what the rest of the spec is actually paying for.