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How-To Guides
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How Long Does AC Installation Take? (Complete Timeline for 2026)
A central AC installation typically takes 4–8 hours for a straight replacement and 1–3 days for a new system with ductwork. Here's exactly what happens at each stage, what can slow things down, and how to prepare so your installation goes smoothly.
How to Find a Reliable HVAC Contractor in Lamorinda (Lafayette, Moraga, Orinda)
Lamorinda's hillside homes, large lots, and established neighborhoods have unique HVAC needs. Learn how to find a trustworthy contractor who understands Lafayette, Moraga, and Orinda's specific challenges.
Ultimate HVAC System Cost Guide for Bay Area Homes (2025)
Complete breakdown of HVAC system costs in the San Francisco Bay Area. Covers furnaces, air conditioners, heat pumps, and ductless mini-splits with real pricing, rebates, and money-saving strategies.
Do I Need a Special Thermostat for a Heat Pump? (2025 Buyer's Guide)
Not all thermostats work with heat pumps. Using the wrong thermostat can damage your system, waste energy, and leave you freezing. Here's exactly what you need to know before buying—and why your old thermostat probably won't work.
10 Common Heat Pump Mistakes That Are Costing You Money (And How to Fix Them)
Your heat pump could be costing you hundreds extra per year—and you might not even know it. From emergency heat abuse to clogged filters, here are the most common heat pump mistakes Bay Area homeowners make and exactly how to fix them.
Why Galaxy Heating & Air Is the Best HVAC Company in the Bay Area
Looking for the best HVAC company in the Bay Area? Here's why Galaxy Heating & Air stands out: multi-service capabilities, industry-leading warranties, NATE-certified technicians, and 20+ years serving local homeowners.
Why HVAC Quotes Vary So Much – And How to Compare Them
When you start shopping for a new heating and cooling system, it's normal to feel confused — and sometimes shocked — by how far apart different HVAC quotes can be.
HVAC Financing Options for Bay Area Homeowners (Including GoGreen Financing)
A new HVAC system isn't like buying a toaster. It's more like buying an appliance + a small renovation + an energy upgrade all rolled into one. For many Bay Area homeowners, that leads to one big question: How do I actually pay for this?
How to Find a Reliable, Licensed Furnace Repair Company in San Francisco
San Francisco's unique climate and housing create specific furnace challenges. Learn how to find a trustworthy HVAC contractor and what questions to ask before booking.
How to Compare HVAC Quotes (Apples to Apples)
Not all HVAC quotes are created equal. Learn how to break down line items and compare quotes fairly.
Is Your Electrical Panel Ready for a Heat Pump?
Before installing a heat pump, check if your electrical panel can handle it. Here's your pre-installation checklist.
How to Plan HVAC for an ADU or Rental Unit
Options for small spaces: ductless vs small ducted vs shared systems, pros/cons for landlords.
How to Maximize Your HVAC Tax Credits & Rebates (2025)
Complete guide to federal, state, and local incentives for HVAC upgrades in the Bay Area.
How to Prepare for HVAC Installation: Contractor Checklist
What to expect, how to prepare your home, and timeline for system replacement.
Why Hiring a Licensed HVAC Contractor & Pulling Permits Matters
Unpermitted HVAC work creates legal, safety, and financial risks. See real stories of how we helped customers 'legalize' unpermitted installations and fix dangerous unlicensed work.
Why Is My Ductless Quote $12,000 When Equipment Online Costs $2,000?
You found a 2-ton ductless system online for $2,000, but Galaxy quoted $10,500 installed. Here's exactly what's included—and why cheap equipment costs you more in the long run.
How San Francisco's Building Codes Affect Your HVAC Upgrade
San Francisco has strict building codes that directly impact your HVAC installation. Learn what the codes require, why they matter, and what violations cost you.