A. Txiav txim siab tus lej tsim nyog tsim nyog. B. Tshawb xyuas thiab ua tiav lub tuam txhab kev tuav pov hwm hluav taws xob kom muaj rau lub tsev tshwj xeeb. C. Cov Hluav Taws Xob Cov Hluav Taws Xob - Siv daim ntawv teev npe no. 1. Lub qhov rooj hluav taws yuav tsum muaj daim ntawv lo nrog. 2. Lub qhov rooj hluav taws kub yuav tsum muaj ib daim ntawv lo nrog lossis ib daim ntawv lo rau sab nrauv. 3. Lub qhov rooj hluav taws yuav tsum yog tus kheej-latching. 4. Lub qhov rooj hluav taws yuav tsum yog kaw tus kheej. 5. Yog tias lub qhov rooj hluav taws tau qhib, nws yuav tsum tau nruab nrog cov khoom siv ua kom sov, txuas nrog rau cov tshuab pa hluav taws xob. 6. Lub qhov rooj hluav taws yuav tsum tsis muaj qhov thaiv kev uas tuaj yeem tiv thaiv lub qhov rooj los ntawm kev ua haujlwm kom raug, cov saw hlau, thiab lwm yam. 8. Lub qhov rooj hluav taws yuav tsum muaj cov kab mob hlau-hom hinges. (Tshwj xeeb: Tsis yog-cov condes dawb khawm yuav siv tau yog tias lawv yog ib feem ntawm cov khub uas yuav tsum muaj tsawg kawg ib tus overlapping assagal. Cov khub ntawm cov qhov rooj tsis pub dhau ib txoj kev ntawm egress yuav tsum tsis txhob nruab nrog Astragal uas siv tau ntawm cov nplooj dawb. Tus saib xyuas lossis qhib-rov qab tawm tsam yuav tsum tau siv los xyuas kom meej. 10. Cov rooj hluav taws nrog cov iav teeb pom iav: a. Cov iav thav duab thiab glazing hlaws yuav tsum yog hlau. b. Lub iav yuav tsum muaj daim ntawv lo xaim iav tsis tsawg tshaj li 1/4 "tuab los yog cov khoom lag luam tawm hauv {21}}}}} (tsis muaj louver thiab iav teeb sib xyaw ua ke yog tso cai). c. Louver Loj yog 24 "x 24". d. Looubers tsis tso cai yuav tsum tau nruab rau hauv qhov rooj nrog hluav taws tawm cov khoom siv hluav taws lossis hauv stairwells. D. Txog rau kev tiv thaiv hluav taws kub ntau tshaj plaws, tus qauv 30 ntawm National Cov koomhaum tua hluav taws yuav tsum siv rau kev qhia teeb tsa. E. Lub qhov rooj yuav khoom los ntawm tus tau lees paub, lub qhov rooj hluav taws uas nws cov hluav taws thiab cov thav duab thiab cov txheej txheem tshuaj xyuas.
