CPI Material Selection & Specifications Flashcards
6 cards from real CPI practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 CPI Material Selection & Specifications flashcards as text
When selecting fasteners for an outdoor installation in a coastal US environment, which material is most appropriate?
Answer: Galvanized or stainless steel
Galvanized or stainless steel fasteners resist salt-air corrosion required for coastal outdoor installations.
Which specification sheet provides the manufacturer's recommended installation conditions and material limitations for a product?
Answer: Technical data sheet (TDS)
The technical data sheet (TDS) specifies performance parameters, application conditions, and material limitations set by the manufacturer.
A CPI installer must choose between PVC conduit and EMT conduit for an indoor dry location. Which factor most often drives the selection?
Answer: Cost and ease of bending
Cost and ease of bending are the primary practical factors when choosing between PVC and EMT conduit in indoor dry locations.
What does the term 'UL Listed' indicate on a product label used in a US installation?
Answer: Underwriters Laboratories tested it to applicable safety standards
UL Listed means Underwriters Laboratories has tested the product and found it meets specific safety standards applicable to its intended use.
When reading a material specification calling for '16-gauge sheet metal,' which gauge represents a THICKER material?
Answer: 14 gauge
In the US sheet metal gauge system, a lower gauge number means thicker material, so 14 gauge is thicker than 16 gauge.
Which document establishes the minimum performance requirements that materials must meet on a given construction project?
Answer: Project specification
The project specification outlines the minimum performance and quality standards that all materials and workmanship must satisfy.