# Mr. Heater Category 1 Vertical 6 in Vent Kit for Big Maxx Heaters

**Brand:** [Mr. Heater](https://shop.coreranger.com/brands/Mr.%20Heater)
**SKU:** F102849
**Price:** $226.26 · in stock
**URL:** https://shop.coreranger.com/product/mr-heater-category-1-vertical-6-in-vent-kit-for-big-maxx-heaters-325480884

## Specifications

| Spec | Value |
|---|---|
| Model # | F102849 |
| Pack Size | 4 |
| Internet # | 325480884 |
| Returnable | 90-Day |
| Store SKU # | 1009654508 |
| Product Depth (in.) | 4 in |
| Product Width (in.) | 31.5 in |
| Product Height (in.) | 9 in |
| Product Weight (lb.) | 10.25 lb |
| Manufacturer Warranty | 1 Year Limited |
| Heat rating (BTU/hour) | 250000 Btu/h |

## Description

The category 1 vertical 6 in. vent kit provides class 1 single wall B-vent ducting for Mr. Heater Big Maxx and Heatstar unit heaters, ranging from 250,000 BTU to 400,000 BTU. Designed for vertical installation only. Kit includes a 6 in. gas vent top, a storm collar, an adjustable roof flashing, a 6 in. x 26 in. B-vent pipe, two 6 in. x 24 in. 26-GA pipes, a firestop support plate assembly, and a 4 in. to 6 in. adapter (if needed). Other parts may be required for your specific installation needs. Please check and adhere to all state and local codes before installation.

• For use with unit heaters ranging from 250,000 to 400,000 BTU's
• Designed for vertical installation only
• Adjustable roof flashing