Storm windows sit between your primary windows and the elements, collecting dirt, dust, and debris that regular window cleaning often overlooks. Whether you're hiring a professional or handling it yourself, understanding whether storm window cleaning is a standalone service or an add-on can save you money and ensure your windows stay crystal clear year-round. Let's break down what you actually need to know.
What Are Storm Windows and Why They Matter
Storm windows are secondary window panes installed on the outside (or sometimes inside) of your primary windows to provide extra insulation and protection during harsh weather. They attract grime quickly because they're the first line of defense against rain, dust, and wind. Over time, both the exterior and interior surfaces—plus the tracks and frames—accumulate buildup that impacts visibility and the window's ability to function properly.
The challenge is that storm windows require different cleaning techniques than standard windows. Their tracks are often narrower, frames are more complex, and the dual-pane setup means technicians need to clean multiple surfaces carefully.
Standalone Service vs. Add-On: What's the Real Difference?
Most professional window cleaning companies offer storm window cleaning in one of two ways:
As an add-on: You hire them for regular window cleaning, and they charge extra per storm window (typically $3–$8 per window, depending on size and condition).
As a specialized standalone service: Some companies specialize exclusively in storm window restoration and deep cleaning, charging $15–$30+ per window for thorough interior and exterior cleaning plus track vacuuming and frame treatment.
The difference comes down to depth and expertise. A standard window cleaning crew might spend 5–10 minutes per storm window as an add-on. A specialized service might spend 20–30 minutes per window, including track cleaning, frame detailing, and weatherproofing treatments.
When to Hire Storm Window Cleaning as a Standalone Service
Consider booking a dedicated storm window cleaning appointment if:
- Your storm windows haven't been cleaned in 2+ years
- You have more than 8–10 storm windows on your home
- Your windows show visible algae, hard water stains, or mineral deposits
- You're preparing to list your home for sale (curb appeal matters)
- The tracks are clogged with debris or dead insects
- You want treatments applied (like water repellent or anti-fog coating)
A standalone appointment typically costs $200–$500 depending on your home's size and window condition. It's an investment, but the results last 3–6 months longer than standard cleaning.
When an Add-On Makes Sense
If your storm windows are relatively clean and you're already booking a full house window cleaning, adding them on is cost-effective. You'll pay $40–$80 extra for 5–10 storm windows instead of scheduling a separate appointment. This works best if your storms are cleaned regularly (every 6–12 months) and don't have heavy buildup.
What to Expect During Professional Storm Window Cleaning
A thorough job includes:
- Vacuuming and hand-scrubbing tracks and channels
- Washing both exterior and interior panes with appropriate solution
- Cleaning the frame and muntin bars (the dividers)
- Wiping dry to prevent water spots
- Optional: applying water-repellent or UV-protective coating
A credible window cleaner will inspect your storms for damage (cracked glass, deteriorating seals) and flag any repairs needed before starting work.
Finding the Right Service for Your Needs
If you're comparing options, ask these qualifying questions:
- Do they clean interior and exterior surfaces, or just one side?
- Are track cleaning and frame detailing included in their quoted price?
- Do they offer any protective treatments (water repellent, anti-fog)?
- What's their cancellation policy if weather delays the appointment?
- Can they handle storm windows that are stuck or difficult to access?
Mercoly lets you compare window cleaning providers in your area, read verified reviews, and see pricing upfront—so you can match your specific storm window needs with the right service.
Frequently Asked Questions
Q: Can I clean storm windows myself, or should I hire a pro? If your storms are single-hung and ground-level accessible, DIY is feasible with a squeegee and appropriate cleaner. For multi-story homes or windows with heavy mineral deposits and clogged tracks, professionals have the equipment and expertise to do it safely and thoroughly.
Q: How often should storm windows be cleaned? Plan for cleaning every 6–12 months depending on your climate. Homes in dusty, coastal, or heavily pollinated areas may need cleaning 2–3 times per year.
Q: Do water-repellent coatings really work on storm windows? Yes—quality repellent coatings last 4–6 months and reduce water spotting and buildup, making your next cleaning easier. They're typically a $20–$40 add-on per window.
Start comparing trusted window cleaning services today and get your storm windows on a clean maintenance schedule.