Page 204 - Healdsburg, CA Citywide Design Guidelines
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8.23 In a replacement window, use materials that appear
similar to the original.
a. Using the same material as the original is preferred,
especially on street-facing facades. A substitute
material may be considered if the appearance of the
window components will match those of the original
in dimension, profile and finish. However, vinyl is
inappropriate.
b. New glazing should convey the visual appearance of
historic glazing. It should be clear. Transparent low-e
type glass is appropriate. Metallic and reflective finishes
are inappropriate.
Figure 8.8: Match, as closely as
possible, the profile of the sash 8.24 Match, as closely as possible, the profile of the sash
and its components to that of the and its components to that of the original window.
original window. a. A historic wood window usually has a complex profile.
Within the window’s casing, the sash steps back to the
plane of the glazing (glass) in several increments. These
are important details that distinguish the actual window
from the surrounding plane of the wall and this practice
should be continued.
8.25 Convey, as closely as possible, the character of historic
sash divisions in a new window.
a. Muntins that divide a window into smaller panes of glass
should be genuine on key facades and other highly
visible places.
Unfinished metal windows such as
these alter the character of window b. Snap-on muntins located on the outside of a window
openings, and should not be used may be used in secondary facades but should have a
in highly visible locations. similar depth and shadow line.
c. Strips of material located between panes of glass to
simulate muntins are inappropriate.
8.26 When installing a new window, locate it on a rear or
other non-character defining elevation.
8.27 Where necessary, provide a setback in the design of
dropped ceilings, during an interior renovation, to
allow for the full height of existing window openings.
196 Healdsburg Citywide Design Guidelines
