Question 1
An insulation contractor is estimating R-15 fiberglass batts for a 2,400 sq ft wall framed at 16 inches o.c. Including a 5% material waste factor, how many bundles are needed if each bundle covers 77.5 sq ft?
Correct Answer:
33 bundles
Question 2
How many board feet of closed-cell spray polyurethane foam (ccSPF) are required to insulate a 1,500 sq ft vaulted ceiling to a specified depth of 3 inches?
Correct Answer:
4,500 board feet
Question 3
Under California Business & Professions Code Section 7159, what is the maximum down payment an insulation contractor may legally collect on a home improvement contract?
Correct Answer:
The lesser of $1,000 or 10% of the contract price
Question 4
A rectangular building measures 30 ft by 20 ft with 10 ft high exterior walls. Deducting 2 doors (3 ft × 7 ft each) and 4 windows (4 ft × 5 ft each), what is the net wall insulation area?
Correct Answer:
878 square feet
Question 5
An 1,800 sq ft residential attic requires loose-fill cellulose insulation to reach R-38. According to the manufacturer coverage chart, one bag covers 30 sq ft at R-38. How many bags are required?
Correct Answer:
60 bags
Question 1
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Prepare with the CSLB C-2 Exam Practice Questions - California CSLB C-2 Insulation and Acoustical Examination Exam practice quiz. This question bank includes 100 questions covering insulation, wall, total, many, and california. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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CSLB C-2 Exam Practice Questions - California CSLB C-2 Insulation and Acoustical Examination Exam

This practice set contains 100 questions from the matching question bank and focuses on insulation, wall, total, many, and california. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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