Parapet Overflow Drain upsell_dryer this dormer vent offers superior

this dormer vent offers superior resistance to corrosion and weathering

preserving the clean lines of your home's exterior

Parapet Wall Drainage: Ideal for flat roofs with parapet walls

Easy Installation: The unique swing-open design allows for simple installation around pipes

Complements Thunderbird Products' roof drains

Parapet Overflow Drain upsell_dryer this dormer vent offers superiorThe Parapet Overflow Drain by Thunderbird Products provides crucial protection against water damage to your roof. This standalone overflow system effectively channels excess water away from your roofline, preventing potential issues caused by heavy rainfall or clogged drains. Features: Durable Copper Construction: Crafted from 16 ounce copper, the overflow drain ensures long lasting performance and resistance to corrosion. Customizable Outlet Height: