Overview Reviews Product Description Appleton UL15M Rigid Expansion Coupling Material: Steel Diameter: 1-Inch 1-Inch Rigid Expansion Coupling Steel UL15M-N-YAG Product Videos Custom Field Size 2 Material Steel Product Reviews Write a Review Write a Review × Appleton Appleton UL15M Rigid Expansion Coupling Material: Steel Diameter: 1-Inch Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *