Senju fire sprinkler wrench for pendent sprinklers is designed to speed installation or removal of Senju model CN and ZN fire sprinklers. Available in reflective chrome, this unique wrench is specially designed to give the installer maximum visibility into the depth placement of the fire sprinkler. Through their unique open side design, fitters can see the depth indicator line on the the fire sprinkler's protective cap. Never over tighten again!
Fire sprinkler wrench is available in one size fits all pendent style Senju sprinklers except the RC-RES.
Fire Sprinkler Wrench Helpful Tips:
Tip 1: It is recommended that a qualified professional replace fire sprinklers or in any other way modify a fire sprinkler system.
Tip 2: A fire sprinkler's size describes the inner orifice diameter - either half (1/2") or three-quarter (3/4") inch. The outer diamter of a (1/2") sprinkler's threads measures close to three-quarter inch. The other diameter of a (3/4") sprinkler's threads is measures close to one inch. Most offices, small retail locations, etc. have (1/2") sprinklers. This applies to ordering wrenches - make sure to get the wrench that fits your size sprinkler.
Tip 3: Spare fire sprinkler heads and a wrench should be accessible at all times in a facility with a commercial fire sprinkler system installed. Often state regulations apply, too. Check with your local fire department.
Tip 4: Fire sprinkler systems should be visually inspected often and professionally inspected annually.