Answers (Verified) | Latest Update | Grade
A+
Category 1
Correct Answer: Category of Water that originates from sanitary water source (Clean)
Catetroy 2
Correct Answer: Category of Water that is contaminated; may cause discomfort or sickness
(Grey)
Category 3
Correct Answer: Category of Water that is grossly contaminated; includes toxins, pathogens
Special Situation
Correct Answer: Regulated or hazardous materials
Class 1
Correct Answer: Class of water that has least amount of water, absorption and evaporation
1
,Class 2
Correct Answer: Class of water that has large amount of water, absorption and evaporation
(carpet; cushion; base of walls)
Class 3
Correct Answer: Class of water that is the greatest amount of water, absorption and
evaporation (ceiling; walls; insulation; flooring)
Class 4
Correct Answer: Class of water - Hardwood; plaster; concrete - Deep pockets of saturation
Principles of Drying
Correct Answer: Remove excess / Evaporation / Dehumidification (Ventilation) / Temperature
Control
Light Wand
Correct Answer: Extraction Tool - Perimeter of water loss; extract glue-down carpets
Stationary Tool (Water Claw)
Correct Answer: Extraction Tool - Subsurface Tool; Extract Carpet and Cushion.
Self-Propelled Tools
2
,Correct Answer: Extraction Tool - (Rober; Xtreme Xtractor) - Riding Tool; multi-speed; extract
carpet and cushion.
Vacuum Squeegee
Correct Answer: Extraction Tool - Concrete; hardwood; vinyl; laminate;
Airmovers
Correct Answer: Evaporation Tool - centrifugal (laminar); axial (high-amperage; low amperage;
focus ability)
1 per 10-16 linear ft. of wall area; 15-45 degree focus; almost touching wall.
Correct Answer: Placement of Airmovers
Structural Cavity Drying Systems
Correct Answer: (SCDS)
vented (turbovents 18" - 48" widths' Octidry; Air Wolf
injected (Injectidry; Dri-Force; Direct-it In)
Floor Drying System
Correct Answer: vented (Air Wolf)
Injected - negative air mats (Dri-Force; Injectidry)
3
, Air Filtration Devices
Correct Answer: AFDs (negative air machines; air scrubbers; HEPA filters)
AHAM Rating
Correct Answer: On dehumidification equipment it is the pints removed at 80 degrees and
60% humidity in 24 hours.
Standard Refrigerant
Correct Answer: Temperature - 68 degress
Relative Humidity - 60%
Specific Humidity (gpp) - 55-60
Conventional
Correct Answer: Temperature - 33 degrees
Relative Humidity - 40%
Specific Humidity (gpp) - 55-60
Low Grain Refrigerant (LGR)
Correct Answer: Temperature - 40 degrees
Relative Humidity - 30%
Specific Humidity (gpp) - 28-35
4