Williams Archives | BL Wilcox

Williams Bros. – Premium General Purpose Access Door

Model WB-GP 100 Series This precision flush access door for wall and ceiling installation far surpasses other doors because its surround trim is welded on all four sides to the return frame providing strength and rigidity. Door & Trim: 14-gague steel. Trim being 1-1/2″ wide.Return Frame: 18-gague steel having a depth of 1-3/4″.Hinges: Fully-concealed piano-type hinge. Allows opening […]

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Williams Bros. – Standard Fire-Rated Access Door

Model WB-FR 800 This professional access door is both UL and Warnock Hersey labeled and is approved for use in 2-hour fire-rated wall assemblies. The door features an integrated automatic panel closer and an inside panel release mechanism, allowing for safe egress and entry from both sides. Underwriters Laboratories (Northbrook, IL) provides a 1-1/2 hour

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Williams Bros. – Surface Mounted Access Door

Model WB-GP 100 Series This precision flush access door for wall and ceiling installation far surpasses other doors because its surround trim is welded on all four sides to the return frame, providing strength and rigidity. Specifications Door & Trim: 14-gague steel. Trim being 1-1/2″ wide.Return Frame: 18-gague steel having a depth of 1-3/4″.Hinges: Fully-concealed piano-type hinge. Allows

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