A Hollis company - serving Alpharetta, GA

Our Guarantee & Warranty - Hollis Air Duct Alpharetta

Whole-home duct cleaningWhole-home duct cleaning
Dryer vent cleaningDryer vent cleaning
Camera inspectionCamera inspection
Sanitizing & deodorizingSanitizing & deodorizing
Every visit starts with

Whole-system duct and dryer vent check with before-and-after photos - you see exactly what came out of your vents

Worth knowing

That "$99 whole-house special" is a bait ad - the real number appears once they are in your hallway, or the "clean" is a shop-vac at the register. We photograph the inside of your ducts before and after instead.

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The Hollis Air Duct Alpharetta Guarantee

Here’s what our guarantee means in plain terms. When we clean your air ducts in Alpharetta, we put the price in writing before any work starts. That number does not move when the technician arrives. If something fails within a full year, we come back and fix it at no charge. That’s the 365-Day Done Right Promise, and it’s written on every job we do. No fine print, no phone tag, no “sorry, that’s not covered.” You call, we return, we make it right. Roy Castellanos has run Hollis Air Duct Alpharetta this way since 2004, and that standard hasn’t changed.

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What’s Covered

  • Workmanship for 365 days. If any part of the duct cleaning, dryer vent cleaning, or duct sealing work fails within a year, we return at no charge. That includes a free second visit, not a discounted one.
  • Written pricing before work begins. The price you approve is the price you pay. No add-ons once the hoses are run, no “discovered issues” that double the invoice.
  • Cleanup before we leave. We run negative-air machines during the job and we leave your Alpharetta home the way we found it. Drop cloths down, boots covered, site swept.
  • On-time arrival inside the quoted window. Our technicians are held to The Garrison Code, which includes arriving when we say we will. If we’re running late, you’ll know before the window closes.
  • Background-checked, uniformed technicians. You know who’s walking into your home before they arrive. We verify every technician, and they wear a Hollis uniform on every job.
  • Professional-grade equipment only. Rotobrush rotary brush systems, Nikro negative-air machines, and filtration products from Honeywell, Aprilaire, Abatement Technologies, and Guardsman. This is the same gear commercial crews use, not hardware-store attachments.
  • Duct sealing with real mastic. When we seal ducts, we use duct sealing mastic, the same material used in commercial HVAC work. It flexes with the ductwork instead of cracking like tape does.
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Styles & brands we work with

Whole-home duct cleaning
Whole-home duct cleaning
Dryer vent cleaning
Dryer vent cleaning
Camera inspection
Camera inspection
Sanitizing & deodorizing
Sanitizing & deodorizing

Our Satisfaction Promise

If you’re not satisfied with the work, here’s exactly what happens. You call us at (762) 769-7145. A live person answers, not a voicemail loop, not a callback queue. You tell us what’s wrong. We schedule a return visit at no charge, and we don’t argue about whether the problem is real. If the work didn’t hold up, we fix it. If we missed something, we make it right. Roy Castellanos has always taken the position that a guarantee only matters if it’s easy to use. So we made ours easy. One phone call, one return visit, zero cost to you. That’s the whole process. The 365-Day Done Right Promise isn’t a marketing phrase we put on a flyer. It’s a written commitment on every job we do in Alpharetta, and we’ve been standing behind it since 2004.

Licensed & Insured Backing

A guarantee is only as good as the company behind it. Hollis Air Duct Alpharetta is licensed and insured, which means two things. First, if something goes wrong on the job, you’re not left holding the bill. Second, our technicians are accountable to real standards, not just a promise. We’re part of the Garrison Partners family, and every Hollis location operates under The Garrison Standard: arrive inside the quoted window, put pricing in writing, complete the job by the book, and leave the site clean. Roy Castellanos has been working under that standard since 2004. We carry insurance because duct work matters. Your home matters more.

Before & after

See the difference

Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

Why a Written Guarantee Matters in Alpharetta

Alpharetta homes deal with real air quality challenges. Pollen season runs long here, and the humidity means dust doesn’t just settle, it clings. Ductwork in this region collects a specific mix of pine pollen, red clay dust, and the fine particulate that comes from running HVAC systems hard through Georgia summers. That’s why we don’t offer vague promises about “better air.” We offer a specific guarantee with a specific timeframe and a specific process for making things right. If your ducts aren’t cleaned properly, that blend of pollen and clay dust keeps circulating through your home. The 365-Day Done Right Promise means you don’t have to wonder whether the job was done right. If it wasn’t, we’re back.

What the 365-Day Done Right Promise Covers, in Writing

Every Hollis Air Duct Alpharetta job includes a written copy of the 365-Day Done Right Promise. It covers all workmanship on air duct cleaning, dryer vent cleaning, and duct sealing. If any part of the work fails within 365 days, we return and make it right at no charge. The free second visit is included, not negotiated. There’s no deductible, no service fee, no “that component isn’t covered” conversation. Roy Castellanos signs off on this standard for every job. If you want to know exactly what your guarantee covers before you book, call (762) 769-7145 and ask. We’ll walk you through it.

Frequently Asked Questions About Our Guarantee

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