Fitzgerald D.
Bibliographic info:
Building Service Engineering Research and Technology, vol.3 no.3 1982 p.134-136 4 figs. #DATE 01:09:1982 in English

Gives a method of calculating the rate at which air enters a building, and how long it takes to reach a steady state, given the area of the door, the volume of the building and the air change rate caused by infiltration when the door is shut. Resulting heat losses are unacceptably high, but not as high as claimed by manufacturers of door closing devices.