JELOSTONE 3 Pack - 4.5'' x 4.5'' Commercial Ball Bearing Door Hinge, UL Listed & 3 Hour Fire Rated, Full Mortise, Non-Removable Pin, JS-5BB1 颜色:Satin Chrome 𝐅𝐢𝐫𝐞 𝐒𝐚𝐟𝐞𝐭𝐲 𝐑𝐚𝐭𝐞𝐝 & 𝐂𝐞𝐫𝐭𝐢𝐟𝐢𝐞𝐝:

𝐅𝐢𝐫𝐞 𝐒𝐚𝐟𝐞𝐭𝐲 𝐑𝐚𝐭𝐞𝐝 & 𝐂𝐞𝐫𝐭𝐢𝐟𝐢𝐞𝐝: Meets standards for gasketing material on fire doors

This is a door automatic closer for doors that weigh up to 150kg (330lbs max) and are (800-1500mm

such as homes

Norton 1601

the drop bar seal actuates from the hinge side first

JELOSTONE 3 Pack - 4.5'' x 4.5'' Commercial Ball Bearing Door Hinge, UL Listed & 3 Hour Fire Rated, Full Mortise, Non-Removable Pin, JS-5BB1 颜色:Satin Chrome 𝐅𝐢𝐫𝐞 𝐒𝐚𝐟𝐞𝐭𝐲 𝐑𝐚𝐭𝐞𝐝 & 𝐂𝐞𝐫𝐭𝐢𝐟𝐢𝐞𝐝:: Extremely smooth and quiet operation, perfect for any commercial or intensively used door. & : Our Commercial Grade Ball Bearing Door Hinge are made of high quality stainless steel and have a durable finish that will last for a long time, they are machined using high quality materials and designed to provide strength and performance : Each hinge is ." ." with square corners. These hinges are & , and standards meeted, which means they meet the safety