California C-20 HVAC

Let’s Build This Right

By Clifton Leung · Construction Guys

$79.95 USD · One-time purchase

Printed comb-bound book + matching PDF included.
Free shipping. Ships the next business day via FedEx.

• 300+ pages and 36 chapters
• Illustrated lessons and worked examples
• 500 original practice questions with explained answers
• C-20 trade and Law & Business preparation
• Study planning and licensing application guidance

Enter your delivery address at checkout. Your included PDF is available in your customer library after purchase.

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Optional license-preparation courses are separate. Independent study guide; not affiliated with CSLB or PSI. No passing result or license approval is guaranteed.

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