Durablow MFB010 BK BKT GA3650 GA3700 GA3750 Replacment Fireplace Blower Fan UNIT for Desa, FMI, Vanguard, Vexar, Comfort Flame Glow, Rotom Length x Width x Height (inches): 15.0 x 4.0 x 3.5 Motor Type: Ball Bearing Insulation Class H (rated to 392F / 200C) Motor RPM: 3000 Airflow in C.F.M: 160 Ratings: 120V, 60Hz Power Consumption (watts): 45 Rheostat Variable Speed: NO Magnetic Thermostat: NO Material: Aluminum + Galvanized Steel Packaging Materials: Shipping box, Bubble Wrap, Foam Certifications: Motor UL Approved This upgraded blower fan parts may fit in CFM Continental Heat N Glo Heatilator Lennox Vermont Castings Majestic Monessen Hearth Napoleon Northern Flame Security Quadra-Fire Desa FMI Vanguard Vexar Comfort Flame Glow stove fireplaces Benefits: Helps reduce costly energy bills, Heats large rooms efficiently, Installs quickly and easily with included instructions, Reasonable price aftermarket parts;  The "Fits" BRAND and MODEL # are Reference ONLY! Please CHECK the Size & Ratings of your originals BEFORE buying Cross Reference Numbers: Blower only, BK, BKT, GA3650, GA3650B, GA3700, GA3700A, GA3750, GA3750A, GA3650T, GA3650TB, GA3700T, GA3700TA, 103581-01, 103581-02, 103581-03, 103581-04 Fits DESA fireplace models: See images for better fitments.