--- title: A3S Engineering & Maintenance Services. | ServiceScout url: https://servicescoutlocal.com/business/a3s-engineering-maintenance-services-sanford/ updated: 2026-10-29 --- [Service **Scout**](https://servicescoutlocal.com/) [How results are ordered](https://servicescoutlocal.com/how-results-are-ordered/) [List your business](https://servicescoutlocal.com/claim/) 1. [Home](https://servicescoutlocal.com/) 2. A3S Engineering & Maintenance Services. AC Maintenance & Tune-Up · Sanford, FL # A3S Engineering & Maintenance Services. **5.0** [(10 reviews for A3S Engineering & Maintenance Services. )](https://servicescoutlocal.com/business/a3s-engineering-maintenance-services-sanford/#reviews) Not yet verified Sunday: Closed - Not yet claimed by the business Request a quote [+1 321-483-0741](tel:+13214830741)[Website](http://www.airductcleaningbya3s.com/)[Directions](https://www.google.com/maps/place/A3S+Engineering+%26+Maintenance+Services./@28.816603399999998,-81.2932793,14z/data=!4m8!1m2!2m1!1sA3S+Engineering+%26+Maintenance+Services.!3m4!1s0x88e713ab78c15555:0xc54c5c5ae267c2b!8m2!3d28.816603399999998!4d-81.2932793) - Overview - Areas served - Hours - Reviews - Verification - FAQ - Quote ## Overview A3S Engineering & Maintenance Services. is listed under ac maintenance & tune-up and is based in Sanford. Category AC Maintenance & Tune-Up, Air Duct Cleaning, Air Duct Cleaning Companies, Ductwork & Air Quality Systems, AC & HVAC Maintenance and Tune-Ups, Indoor Air Quality Systems Estimates Ask the business Address 189 Venetian Bay Cir, Sanford, FL 32771 ## Areas served - Sanford · based here ## Opening hours Hours as listed by the business | Sunday: Closed | |---| | Monday: 7AM-5PM | | Tuesday: 7AM-5PM | | Wednesday: 7AM-5PM | | Thursday: 7AM-5PM | | Friday: 7AM-5PM | | Saturday: 7AM-5PM | Holiday hours may differ. Call ahead to confirm. ## Reviews summary 5.0 10 reviews on public review sites Ratings and review counts come from public sources and are rechecked regularly. [How we use ratings](https://servicescoutlocal.com/how-results-are-ordered/) ## Verification We haven't checked this business's records yet. Verification confirms records and contact details. It doesn't rate the quality of work; that's what reviews are for. ## Public records: Sanford Public and government data - Median home value (Median value of owner-occupied homes (ACS table B25077).) $309,300 [U.S. Census Bureau, American Community Survey 5-year estimates](https://data.census.gov/table/ACSDT5Y2024.B25077?g=160XX00US1263650) · 2020–2024 - Homes built before 1990 (12,200 of 27,088 housing units were built in 1989 or earlier (ACS table B25034, year structure built).) 45.0% [U.S. Census Bureau, American Community Survey 5-year estimates](https://data.census.gov/table/ACSDT5Y2024.B25034?g=160XX00US1263650) · 2020–2024 - Households in Sanford (Occupied housing units (one household per occupied home), ACS table B25003.) 24,875 [U.S. Census Bureau, American Community Survey 5-year estimates](https://data.census.gov/table/ACSDT5Y2024.B25003?g=160XX00US1263650) · 2020–2024 - Atlantic hurricane season (An average season (1991–2020) has 14 named storms, 7 hurricanes and 3 major hurricanes.) June 1 to November 30 [NOAA National Hurricane Center, Tropical Cyclone Climatology](https://www.nhc.noaa.gov/climo/) · 1991–2020 climate period - Median year homes were built (Half of all housing units were built before this year (ACS table B25035).) 1994 [U.S. Census Bureau, American Community Survey 5-year estimates](https://data.census.gov/table/ACSDT5Y2024.B25035?g=160XX00US1263650) · 2020–2024 - Owner-occupied homes (12,947 of 24,875 occupied homes are lived in by their owners (ACS table B25003).) 52.0% [U.S. Census Bureau, American Community Survey 5-year estimates](https://data.census.gov/table/ACSDT5Y2024.B25003?g=160XX00US1263650) · 2020–2024 - Sanford residents (Population estimate for July 1, 2025 (incorporated place).) 67,483 [U.S. Census Bureau, Vintage 2025 population estimates](https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/cities/totals/sub-est2025.csv) · July 1, 2025 - Average summer high (Normal daily maximum temperature for June to August; NOAA station Sanford (USC00087982), about 2 miles from the city center point.) 91.2°F [NOAA NCEI, U.S. Climate Normals 1991–2020](https://www.ncei.noaa.gov/data/normals-annualseasonal/1991-2020/access/USC00087982.csv) · 1991–2020 normals Figures from public sources, checked October 29, 2026. Figures tagged “Sample figure” show what our live public-data feed will fill in; they are not real counts. [How we use public records](https://servicescoutlocal.com/how-results-are-ordered/#data) ## Listed in - [AC Maintenance & Tune-Up in Sanford](https://servicescoutlocal.com/florida/sanford/ac-maintenance/) · position 8 - [Ductwork & Air Quality Systems in Sanford](https://servicescoutlocal.com/florida/sanford/ductwork-air-quality/) · position 7 - [AC & HVAC Maintenance and Tune-Ups in Sanford](https://servicescoutlocal.com/florida/sanford/hvac-maintenance-tune-ups/) · position 8 ## Questions about A3S Engineering & Maintenance Services. ### How is A3S Engineering & Maintenance Services. rated? 5.0 out of 5 from 10 public reviews. ### Where does A3S Engineering & Maintenance Services. appear on ServiceScout? On the AC maintenance & tune-up list for Sanford. ### How do I contact A3S Engineering & Maintenance Services.? Call +1 321-483-0741. Or use the website link on this page. ## Request a quote from A3S Engineering & Maintenance Services. Takes about a minute. Your request goes to **A3S Engineering & Maintenance Services. only** . Free for you. A3S Engineering & Maintenance Services. may pay ServiceScout a fee for each request it receives; this doesn't affect its place in results. [Privacy](https://servicescoutlocal.com/privacy/) Records checked October 29, 2026 · [Report an error on this listing](https://servicescoutlocal.com/corrections/) · [Is this your business?](https://servicescoutlocal.com/claim/) · [Badges for A3S Engineering & Maintenance Services.’s website](https://servicescoutlocal.com/badges/a3s-engineering-maintenance-services-sanford/) ## Contact Phone [+1 321-483-0741](tel:+13214830741) Website [airductcleaningbya3s.com](http://www.airductcleaningbya3s.com/) Address 189 Venetian Bay Cir, Sanford, FL 32771 Hours Sunday: Closed Request a quote ## At a glance Rating 5.0 (10) License Not checked yet Verified Not yet - [About ServiceScout](https://servicescoutlocal.com/about/) - [How results are ordered](https://servicescoutlocal.com/how-results-are-ordered/) - [How we make money](https://servicescoutlocal.com/how-we-make-money/) - [Report a listing error](https://servicescoutlocal.com/corrections/) - [Claim your business](https://servicescoutlocal.com/claim/) - [Request a quote](https://servicescoutlocal.com/quote/) - [Contact](https://servicescoutlocal.com/contact/) - [Privacy](https://servicescoutlocal.com/privacy/) - [Terms](https://servicescoutlocal.com/terms/) ServiceScout is free to use. 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