# Master Flow 4 in. Goose Neck Vent Roof Cap in Black

**Brand:** [Master Flow](https://shop.coreranger.com/brands/Master%20Flow)
**SKU:** GNV4BL
**Price:** $45.98 · in stock
**URL:** https://shop.coreranger.com/product/master-flow-4-in-goose-neck-vent-roof-cap-in-black-100396945

## Specifications

| Spec | Value |
|---|---|
| Gauge | 28 |
| Model # | GNV4BL |
| Material | Galvanized Steel |
| Duct Type | 4" Round |
| Insulated | No |
| Pack Size | 1 |
| Internet # | 100396945 |
| Returnable | 90-Day |
| Store SKU # | 203835 |
| Product Width (in.) | 9 in |
| Product Height (in.) | 6 in |
| Product Length (in.) | 12 in |
| Certifications and Listings | No Certifications or Listings |

## Description

The Master Flow 4 in. Goose Neck Vent in Black can be used to cover exhaust pipes extending through your roof or for attic ventilation. This vent is designed to be used on 4 in. round ducts. It's made of zinc-coated galvanized steel for durability and reliability. This vent features a heavy-duty screen which helps protect against small animals from entering your home through the vent. The black finish helps this vent blend into your home's rooftop.

• Heavy duty screen stops entry by birds or small animals
• Black galvanized steel
• Aluminum gravity damper flap included