Williams Comfort Products Vent Extension,Top,15in L,Glvanizd Steel 9304 Williams
Product Type Venting For Gas Heaters, Compatible with Product Type Wall Furnaces, Compatible Grainger Part Number 26FK26, 36FK29, Compatible Mfr. Model Number 1403821, 1403822, Opening Height 9 in, Opening Width 9 in, Opening Depth 9 in, Mounting Type Top, Vent Direction Horizontal, Vent Length 15 in, Vent Diameter 9 in, Vent Size 9 in, Vent Type Sidewall Venting, Flapper Length 15 in, Material Steel, Outer Diameter 9 in, Overall Length 15 in, Pattern Angle 90 Degrees.