Thunderbird Products is a manufacturer of copper roof drains, deck drains, parapet drains, roof vents, wall vents, gutters, and other copper items. Thunderbird roof drains and vents are made of superior long-lasting copper. All Thunderbird roof drains feature the following:

• The original seamless drain basin made of long-lasting 20 oz copper
• Bead-blasted flashing, for excellent adhesion
• Sweat-soldered 2", 3", or 4" no-hub adaptor or 2" male thread adaptor
• All roof drains are available with built-in overflows. Separate overflows are also available. Roof drains are available with optional gravel stops.