Pipe Support Block, Type Pyramid 25, Pipe Size (In.) 1/2 to 1, Max. Load (Lb.) 25, Material of Construction Plastic, Length (In.) 5-11/16, Width (In.) 4-11/16, Height (In.) 4-7/16, Metal Detectable No, Description/Special Features For Supporting Rooftop Pipe And To Distribute The Load Evenly And Protects The Roof Membrane, Standards None neededFeatures:Length (In.) -5-11/16 Width (In.) -4-11/16 Height (In.) -4-7/16 Metal Detectable -No Description/Special Features -For Supporting Rooftop Pipe And To Distribute The Load Evenly And Protects The Roof Membrane Standards -None needed WARNING:California ResidentsThis product can expose you to chemicals including Styrene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. California proposition 65 warning