Mueller 511-811BC Square Head Galvanized Plug 4" Expanding Foam brass and/ or stainless steel

brass and/ or stainless steel internal components

The fan is not only effective

1/2" x 3/8"

Odor/ Scent : Typical Latex

lead-free wick

Mueller 511-811BC Square Head Galvanized Plug 4" Expanding Foam brass and/ or stainless steel"B & K" SQUARE HEAD GALVANIZED PLUG For use with water and steam Rated to 300 PSI at 150 degrees F; steam 150 lb. PSI Class 150 standard fitting meets the following specifications: Material; ANSI ASTM A 197; Dimensions: ANSI ASME B. 16. 3, B16. 14, B16. 39; Threads: ANSI B1. 20. 1; Galvanized fittings meet proposition 65 low lead requirements 4" Retailer requests for larger diameter fittings program. WARNING: This product can expose you to chemicals