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Engineered Filtration SystemsHVAC contractor in South Whittier, CA

Engineered Filtration Systems is an HVAC contractor in South Whittier, CA. Open Monday to Saturday.

South Whittier, CA0 paid placements in any rankingHow we rank

Call (800) 796-4337Website ↗

Key facts

Key facts about Engineered Filtration Systems
Phone(800) 796-4337
Websiteengineeredfiltrationsystems.com
HoursMonday to Friday: 7 AM – 4:30 PM; Saturday: 7 AM – 3 PM

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves South Whittier and 12 towns within 25 miles: San Dimas, La Verne, Glendora, Charter Oak, Claremont, Citrus, Azusa, Pomona, Covina, Montclair, Upland and Diamond Bar.

Based in South Whittier, CAView on map

Opening hours

Opening hours for Engineered Filtration Systems
DayHours
Monday7 AM – 4:30 PM
Tuesday7 AM – 4:30 PM
Wednesday7 AM – 4:30 PM
Thursday7 AM – 4:30 PM
Friday7 AM – 4:30 PM
Saturday7 AM – 3 PM
SundayClosed
  • Open evenings — no
  • Open Saturdays
  • Open Sundays — no

Typical heating and cooling prices

Typical heating and cooling prices
JobLowTypicalHigh
AC replacementPer system, installed (unit plus labor); typical range of customer-reported jobs. US national range$3,887$5,978$8,073
Furnace replacementPer system, installed; typical range of customer-reported jobs. US national range$2,823$4,814$6,896

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

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Questions about Engineered Filtration Systems

What are Engineered Filtration Systems’ hours?

Engineered Filtration Systems is open Monday to Saturday. Its listed hours are Monday to Friday, 7 AM – 4:30 PM; Saturday, 7 AM – 3 PM. On Saturdays it is open 7 AM to 3 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Engineered Filtration Systems serve?

Serves South Whittier and 12 towns within 25 miles: San Dimas, La Verne, Glendora, Charter Oak, Claremont, Citrus, Azusa, Pomona, Covina, Montclair, Upland and Diamond Bar. The list is based on the business's location and the usual service radius for heating and cooling. Confirm your address is covered when you call.

How do I contact Engineered Filtration Systems?

Call Engineered Filtration Systems on (800) 796-4337. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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