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Premium Biomass factory-built vent intended for use with Biomass fuel appliances approved for Type L low-temperature venting systems in accordance with “Standard for Chimneys, Fireplaces, Vents, and Solid-Fuel Burning Appliances,” NFPA 211, and the International Mechanical Code. Tested and listed to UL 641, Premium Pellet Vent features a super ferritic corrosion resistant 444 stainless flue designed to operate in highly corrosive biofuel applications. Our innovative inner flue locking design permits 130° of pipe rotation, allowing pipe seams to be aligned for an aesthetically pleasing installation. Continuous laser-welded flue, casing, and integrated silicone gasket eliminate fly ash leakage and maximize product effectiveness, operational efficiency, and safety.
| Application | For use with biomass fuels such as pellet, corn, wheat or other grassy and woody plants as specified by appliance manufacturers. |
| Clearance | Minimum 3" clearance to combustibles |
| Listings/Standards | NFPA 211 UL 641 |
| Dimension | W 17.5" x D 17.5" |
| Diameter | 3.63" |
| Color | Black |


The Metal-Fab Type “L” Bio-Mass factory-built chimneys, when installed according to manufacturer’s instructions, as prescribed by Underwriters Laboratories Standard 641, and when properly and regularly cleaned and maintained as set forth below, are warranted by Metal-Fab Inc. under normal residential use against substantial defects in material or workmanship of the product for parts only for as long as the original consumer owns the chimney system. This Warranty does not cover normal wear and tear, smoke damage, or damage caused by chimney fires, or any Product that was: (1) purchased other than from an authorized Metal-Fab dealer, retailer, or distributor; (2) modified or altered; (3) improperly serviced, inspected or cleaned; or (4) subject to negligence or any use not in accordance with the printed materials provided with the Product as determined by Metal-Fab. During the first ten years of the warranty, Metal-Fab will provide replacement chimney lengths at no charge. During the balance of the warranty, Metal-Fab will provide replacement chimney lengths at 50% of the current retail price in effect at the time of the warranty claim. The defective part(s) must be returned with all transportation charges prepaid by the owner to the Customer Service Department, Metal-Fab Inc., 3025 May Avenue, Wichita, Kansas 67213. Metal-Fab Inc. will in turn ship the repaired or replacement part to the owner, and freight collect, with the owner to be responsible for all freight charges. This warranty does not cover any labor or other service charges incurred by the owner, or any parts not manufactured by Metal-Fab Inc. This warranty may not be extended or modified by our agents or representatives.
It is the OWNER’S RESPONSIBILITY to establish:
The following shall be applicable to those products of Metal-Fab Inc. described above:
Ships within 48 hours · Estimated delivery Jun 22 - Jun 27
US$40
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