Question

a thermal break in a window is the point where the two sashes meet in a double hung window the point where horizontal sliding windows close against a stop an insulating shutter or curtain on a window an insulating material between inner and outer halves of a sash or frame the separation usually maintained by weatherstripping between the fixed and operable parts of a window question 23 all of the following are common door surfaces except pebbled flush paneled louvered glazed

Explanation:

Answer:

(1) D. an insulating material between inner and outer halves of a sash or frame
(2) A. pebbled