Labels:fence | railing | sky | window OCR: Railing Frame Construction Rectanaular Tube Construction End posts can constructed from 3"1 steel tubing with 120 wall, using double pue post construction with round spacers between the tubes illustrated below 3"X 120 structural steel tubing can be used for top rails bottom rails (if applicable) and intermediate posts 551X ENDPO NTERVEDUTI FOOT AOS PREV NEET 30 constructi STRAND NEXT