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💨 Indoor Air Quality · California

Best Indoor Air Quality in California

Vetted indoor air quality providers across 14 California cities. Each provider is scored on a 0–100 Vouched Score blending public-record signals, customer reviews, and editorial assessment. See methodology →

14 cities Pricing guide

At a glance

Cities
14
Providers
177+

Indoor Air Quality by city in California

Typical Indoor Air Quality pricing in California (2026)

Last updated June 22, 2026

Estimated ranges for California. Actual cost varies with home size, equipment, and scope — always request a written quote for your job.

ServiceTypical range
Whole-house media/electronic air cleaner (installed)$500–$1,500
Whole-house HEPA air purifier (bypass, installed)$1,500–$4,000
UV-C germicidal lamp (in-duct, installed)$300–$1,200
Whole-house humidifier (installed)$400–$1,500
Whole-house dehumidifier (ducted, installed)$1,300–$2,800
ERV/HRV ventilator (retrofit, installed)$1,300–$3,000
High-MERV media filter cabinet (MERV 13+, installed)$150–$700
IAQ assessment / air-quality testing$200–$600

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