Cleaning Methods and Techniques Flashcards
6 cards from real ASCS practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Cleaning Methods and Techniques flashcards as text
What is the primary method used to remove debris from air ducts during cleaning?
Answer: Source removal
Source removal is the most effective method for air duct cleaning, using mechanical agitation and vacuum collection to extract debris.
Which tool is commonly used for mechanical agitation in air duct cleaning?
Answer: Rotary brush
Rotary brushes are commonly used to loosen dust and debris inside air ducts before vacuum collection.
What type of vacuum is recommended for effective air duct cleaning?
Answer: HEPA-filtered vacuum
HEPA-filtered vacuums are ideal for air duct cleaning as they capture fine particles and prevent them from being released back into the air.
Which method is used to verify cleanliness after air duct cleaning?
Answer: Visual inspection
A visual inspection is the most common method for verifying cleanliness, ensuring no dust or debris remains in the ducts.
What is the purpose of negative air pressure in air duct cleaning?
Answer: Prevent contaminants from escaping
Negative air pressure prevents contaminants from escaping into the indoor environment during duct cleaning by containing them within the system.
Which cleaning technique is most effective for removing microbial contamination in air ducts?
Answer: Antimicrobial treatment
Antimicrobial treatment is used after physical cleaning to eliminate mold, bacteria, and other microbial contaminants from air ducts.