Cool spots

Heating · Introduction · printed page 110 (PDF page 111)

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Book index entries

Cool Spots in Homes

Text in the illustration

heat registers located next to inside walls or drafts from windows can cause localized cool spots even if the room is at 72°
cool drafts
heat register

Generated explanation

The illustration shows a room with a floor heat register near an open doorway on an inside wall and a window on the opposite side. A table and chair sit beside the window. Curved arrows show cool drafts moving from the window across the table and toward the floor. The annotation explains that registers located next to inside walls or drafts from windows can create localized cool spots even when the room temperature is 72°.

Components

floor heat register window interior wall door doorway floor

Defects shown

Localized cool spots Cool drafts from windows Uneven heating associated with heat registers located next to inside walls