SiO2 Quartz
Double ceramic pressure balance cartridge features a ceramic disc mixing valve and a ceramic balancing spool
Precision machined aluminum tool rests allow the user to accurately position work
vertical line and 360 deg horizontal plane can be projected separately or together for a variety of applications
Uniform Plumber Code Certified
Deflecto® F0420B Flexible Dryer Vent Duct, 20 ft L, 0.5 in-WC, Aluminum Respirator Cartridges & Filters SiO2 QuartzDeflecto Flexible Dryer Vent Duct, 4 in Duct, 20 ft Length, 4 3 8 in Width, 4 3 8 in Height, 0. 5 in WC, Aluminum, Silver, 5000 fpm Velocity Rating, 0 to 266 deg FFeatures: Made from flexible aluminum tubing 5 ply construction for superior fire suppression Other Attributes: SKU: 4164505 Duct Size: 4 Length: 20 Width: 4 3 8 Height: 4 3 8 Pressure Rating: 0. 5 Material: Aluminum Color: Silver Velocity Rating: 5000 Temperature Rating: 0 to 266 Documents: