Combustion Air Sizing

Question 1

What is the hottest part of the flame called

Answer 1

Flame temp

Question 2

What are two requirements for an air intake hood

Answer 2

Doesn’t affect free area space and 1/4” bird screen

Question 3

What is a category 1 appliance

Answer 3

Appliances that operate with a non positive vent static pressure and a loss of no less than 17%

Question 4

Category 1 consists of what?

Answer 4

Draft hood equipped appliances and fan assisted appliances for venting type B vent