Description : 1)Max inlet pressure:200psi 2)Max outlet pressure:280mm Water Column(11 in Water Column 3)Available colors: copper-colored 4)Level and can not be adjusted Packing : 20pcs/carton 41 x 35 x 21 cm Total each carton : N.W.: 10.5 kg, G.W.: 10.9kg Certification : UL,CSA