BASIC PRODUCT INFORMATION
KRDOORS, INC. sources the highest quality materials and exacts superior workmanship in order to provide an unbeatable combination of durability and efficiency with the most simplistic operation. Our success has been built on the consistency in which we provide dependable quality products.
Types of Operations
KRD offers a wide range of operation options to suit your specific needs. Those available include; hand chain, manual push-up, hand crank, and motor operated doors.
Straight Pattern: Horizontal aluminum rods 5/16” (6063-T6), spaced vertically at 1 ¾” O.C. with vertical link assemblies spaced horizontally at 9” O.C. Lateral movement of the vertical link assemblies to be contained by C-clips. Vertical link assemblies to be held together by brass with nickel plated eyelets.
Guide Assemblies: guides consist of 2 ½”extruded aluminum (6063-T6) 2 ½”. The guides attached to structural steel angles or roll formed galvanized (G-90) steel angles; by structural steel support tubes.
Barrel KRD offers 4”-12” diameter barrels engineered to deflect not more than .03" per foot of width. Torsion spring assembly consists of oil‐tempered, helical torsion springs, greased packed and mounted on a continuous steel torsion shaft to counter balance the weight of the curtain.
Designed for Maximum Space Saving
The upward coiling action of KRDOORS minimizes the space required for door operation. When fully open the door will not inhibit wall space, use additional overhead area, or interfere with the interior of the building.
KRD products have been specifically engineered to ensure ease of installation without the need for special equipment. KRD offers continuous mounting angle construction along with fully assembled door curtains, counter-balance assemblies and other components which will significantly reduce installation time and expensive field labor. Full installation instructions and attachment hardware are furnished with each door.