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F�(LA J T <br />Chapin Park Local Historic District Guidebook <br />Recommended <br />Wood storm windows and doors painted or finished to match the original should be used but <br />should not damage existing frames. If new sashes or doors are installed, the existing or original <br />materials, design and hardware should be used. When metal storm doors are used, they should be <br />painted, anodized or coated to match the existing. When awnings are used, they should be of can- <br />vas material <br />EX7E110Fi <br />Prohibited <br />Original doors, windows and hardware shall <br />not be discarded when they can be restored and <br />reused in place. New window and door open- <br />ings, which would alter the scale and propor- <br />tion of the building may not be introduced. <br />Inappropriate new window and door features <br />such as metal, vinyl or fiberglass awnings, <br />hoods or aluminum insulating glass combina- <br />tions that require removal of original windows <br />and doors, shall not be installed. <br />Not Recommended <br />Fake shutters that would <br />detract from the existing <br />character or appearance of <br />the building should not be <br />used. <br />Figure 9. <br />Appropriate types of <br />weatherstripping for <br />metal windows. <br />Weatherstripping is an important <br />part of upgrading the thermal <br />efficiency of historic steel windows. <br />The chart at right shows the <br />jamb section of the window <br />with the weatherstripping in place. <br />Drawings: Sharon C. Park, AIA <br />A ACKYLIC MKIEU -1 <br />MA6NLTIC MTERIOR <br />(.Lk" PANEL. p <br />NTE tIOrL <br />Figure 8. Two examples of adding a second layer of glazing "I order <br />to improve the thermal performance of historic steel windows. <br />Drawing: Sharon C. Park, AIA <br />Spring -metal EI MMIOh <br />Spring -metal comes in bronze, brass or <br />stainless steel with an integral friction -fit <br />>Mw�. <br />clip. The weatherstripping is applied after <br />FAAMC 7, <br />the repaired windows are painted to avoid <br />galvanic corrosion. This type of thin weath- <br />erstripping is intended for windows in <br />good condition. <br />wcnrxers`Rnw <br />Vinyl Strips EATCRIOA <br />Vinyl strips are scored and folded into a <br />9MH? <br />"V' configuration. Applied adhesive is <br />necessary which will increase the thickness <br />of the weatherstripping, making it inap- <br />FFAMC 2ac�-_ <br />propriate for some situations. The weather- <br />strip ing is generally applied to the <br />wFAnEMITF1r <br />w i ow after painting. <br />Foam Tape EATEIiIOh <br />p <br />Closed cell foam tape comes either with or <br />without an adhesive backing. It is effective <br />hMH -7 <br />for windows with a dap of approximately <br />1/4" and is easy to install. However, this <br />FMMC ! <br />Tj <br />type of weatherstripping will need frequent. <br />replacement on windows in regular use. <br />'LwFAtlienxnlr <br />The metal sections should be cleaned of all <br />dirt and grease prior to its application. <br />This very effective type of weatherstrip - <br />Sealant Bead EXMAIOKping <br />involves the application of a clean <br />bead of firm -setting caulk on the primed <br />hMw <br />frame with a polyethylene bond breaker <br />the The is <br />jjl� <br />operable sash. window <br />er7l tape on <br />then closed un bead has set and takes <br />the form of the gap. The sash is then <br />2 wearier xmr <br />opened and the tape is removed leaving <br />the set caulk as the weatherstripping. <br />Page 75 <br />