Frequently Asked Questions
Answers to Your Questions About Mold and Other Air Quality IssuesYou probably have questions about mold or other air quality issues. You are at the right place!
Since 2012, Green Home Solutions has been providing air quality services including mold remediation to residential and commercial clients. We are experts in the risks associated with mold, the causes of its growth, the best methods to eliminate it, and assuring it won’t return. We can answer your most common questions here.
Getting Started
Q. What areas do you serve around Seattle?
A. We serve greater Seattle and the Eastside, including Seattle, Bellevue, Redmond, Kirkland, Mercer Island, Issaquah, Sammamish, and Newcastle. If you’re nearby but not sure, ask—we can usually confirm quickly whether your neighborhood is within our normal service area.
Q. Why choose Green Home Solutions of Greater Seattle?
A: We’re locally owned and diagnostic-first, with clear reporting you can understand and audit. Our inspections are led by board-certified IICRC/ACAC-trained inspectors and technicians, and we use proprietary products within a repeatable remediation sequence—so you get durable results without shortcuts, scare tactics, or unnecessary work.
Q. Do you work with buyers, sellers, and real estate agents?
A. Yes—we support Seattle-area transactions with clear findings and fast reporting when timelines matter. We provide actionable scopes and documentation to help resolve contingencies efficiently, and we verify results after remediation so all parties can move forward with confidence.
Costs, Timing, and Insurance
Q. How much does mold remediation cost in the Seattle area?
A: Most remediation projects we see in the Seattle area fall roughly between $1,500 and $4,500, though that can increase based on scope and complexity. Pricing is driven by factors like moisture conditions, access and containment needs, whether affected materials require removal, specialized drying equipment, and medical-grade environmental corrections for sensitive individuals. We provide a clear written scope and fixed price before any work begins.
Q. How long does mold remediation take?
A: Many remediation projects can be completed in under a day once work begins, but timelines depend on scope and conditions. Projects can take longer when drying is required, access is difficult (attics/crawl spaces), or source materials need removal and rebuilding coordination. We’ll outline the expected timeline up front so you can plan around it.
Q. How long does a mold inspection take?
A. Most inspections take about 60–90 minutes, depending on home size and the areas involved. If sampling or additional diagnostics are needed, the visit can run longer. We’ll confirm expectations up front and focus on getting the key observations and measurements needed for a defensible scope.
Q: Does home insurance cover the cost of mold remediation?
Sometimes—coverage usually depends on whether the moisture source was sudden and covered (like a burst pipe) versus long-term seepage or maintenance. We document observed conditions and likely moisture drivers in a defensible way so you have solid information to share with your adjuster. We don’t manage claims, but our reporting helps you and your carrier evaluate based on facts.
Mold in Seattle Homes
Q. What causes mold in Seattle homes?
A. Mold is driven by moisture, and we focus on identifying the moisture driver so results are durable. In Seattle and the Puget Sound, common drivers include roof/plumbing leaks, high indoor humidity and poor ventilation, bath fans venting into attics, blocked soffits, and damp crawl spaces.
Q. What does mold smell like, and is it a definitive sign of a problem?
A: Mold often smells musty, earthy, or damp, but smell alone isn’t definitive. In Seattle homes, persistent musty odors often show up first in basements, crawl spaces, or bathrooms during wet-season months, or near HVAC returns when moisture is trapped out of sight. We use moisture readings and indoor air data to move beyond “smell” and confirm what’s happening.
Q. What are signs of hidden mold?
A. Hidden growth often occurs behind drywall, under flooring, in attics/crawl spaces, or near plumbing penetrations. In the Puget Sound, it’s common to see clues around bathrooms, window condensation, under-sink cabinets, and crawl spaces after extended wet weather. Common signs include persistent musty odor, water staining, bubbling paint, warped materials, recurring condensation/elevated humidity, and symptoms that worsen in specific rooms.
Q: Can I treat mold myself with store-bought sprays or bleach?
A. DIY sprays and bleach may reduce surface growth, but they rarely address hidden moisture, spread, or contamination beyond what you can see. Bleach is harsh and often isn’t appropriate for porous materials. Professional remediation focuses on containment, appropriate treatment/removal, and coordinating the moisture fix so the issue doesn’t quickly recur.
Inspection and Testing
Q. Should I do anything to prepare before the mold inspection?
A. To keep results accurate, keep windows/exterior doors closed for a few hours and avoid air purifiers, dehumidifiers, candles, or strong fragrances. Don’t disturb visible mold or do cleaning that could aerosolize particles, keep HVAC settings normal, and make suspect areas accessible (attic hatch, crawl access, under-sink cabinets). This helps us measure baseline conditions accurately.
Q. What does a typical inspection include?
A: A typical inspection includes a walkthrough, moisture and humidity readings, and thermal imaging when appropriate. When sampling is warranted, we collect air and/or surface samples using professionally calibrated equipment and send them to an accredited lab for analysis. Our inspection and reporting approach is aligned with IICRC/ACAC principles—clear scope, defensible findings, and plain-English next steps you can audit.
Q. Do I need mold testing if the mold is already visible?
A. Often yes—testing can show whether spores or contaminants have migrated beyond the visible spot into adjacent rooms, HVAC pathways, or settled dust. Visible growth tells you where mold exists; it doesn’t always tell you how far impact has spread. Testing helps define scope so you don’t miss adjacent areas or do unnecessary disruption.
Q: How do you measure a home’s baseline air quality?
A. We use professional monitoring such as AirAdvice to measure baseline air quality in a 30- minute snapshot. It captures particulates, VOCs, CO₂, humidity, and temperature to help identify ventilation and pollutant issues, even when mold isn’t obvious. We interpret that data alongside the building investigation so it’s specific to your home.
Q. What are mycotoxins and when should I test for them?
A. Mycotoxins are chemical byproducts produced by certain molds, and environmental testing can be useful when symptoms persist or a clinician requests it. We can collect environmental samples and explain results from a building/indoor-environment perspective. Medical interpretation and treatment decisions should be handled by your healthcare provider.
Safety and Occupancy
Q. What is Oceanic, and is it safe to use in homes?
A. Oceanic is our proprietary, water-based disinfectant spray that uses natural enzymes (from whole-leaf aloe) to break down mold spores—not just “kill” them. Those enzymes target key components (carbs, fats, and proteins) so the spore is dismantled and allergenic material is reduced, which is why it feels different than a standard disinfectant. It’s designed with home environments in mind, and we’ll review simple precautions for your space before we start.
Q. Is your mold treatment safe for children and pets?
A: Yes—our process is designed for residential environments, and we review the plan and precautions so families and pets stay safe. We use EPA-registered products according to label directions and pair them with containment and low-disturbance work practices to minimize dust and cross-contamination. We’ll tell you exactly what we’re using and what to do before we start.
Q: Can pets stay in the house during the mold treatment?
A: Often yes, as long as pets are kept out of the contained work area and away from equipment and materials. For larger projects (especially removal of affected materials or longer workdays), we recommend pets and sensitive family members be out of the home for the day. We’ll guide you case-by-case based on scope and layout.
Q: Can you treat mold in kitchens or food storage areas?
A: Yes—kitchens and cabinets can be treated safely with the right prep and containment. We ask that food be removed from the specific area being treated, and we recommend washing/rinsing dishes and food-prep surfaces afterward. We’ll give you simple prep steps based on your layout so you’re not guessing what matters.
Contact Us Today to Request a Service
Isn’t it time for you to breathe cleaner, fresher air? Complete our simple form to request any of our services including air quality testing, mold removal, odor treatment and more, or call Green Home Solutions of Greater Seattle, WA at 206-895-6653 to talk with an expert today.
