Sewer Skewer 865433 Sewer Vent Defroster Extender, Copper, 17 in

Highlights:

• Length : 17 in.
• Material : Copper
• Minimum Temperature : -20 deg. F
• Keeps all roof vents (sewer. furnace. radon) from freezing up in the winter
• The copper conducts heat from the sun. Helps melt snow from top of vent
• Prevents harmful gases from leaking back into your home
• Ideal for septic systems