Genuine AUB Fireplace Blower Kit for Ascent Series Napoleon & Continental Firepl. Genuine (OEM) AUB (Ascent Universal Blower) fan kit for Ascent series Napoleon and Continental fireplaces. Benefits of Adding a Fireplace Blower. Improves fireplace efficiency by as much as 80%. Helps reduce costly energy bills. Heats large rooms effectively. Installs quickly and easily. Blower w/ mounting bracket. Temp snap stat sensor. L x W x H. Blower, Motor & Bearing. Class H (rated to 392°F). Velcro & Double-Sided Tape. Rheostat Variable Speed Controller. Snap sensor, mounting bracket. CB30, CB36, CBL36, CX36 – All require 7.5″ blower CB42, CB46 – accepts 9.75″ blower. Ascent 30 (B30), Ascent 36 (B36), Ascent X (GX36) – All require 7.5″ blower Ascent 42 (B42), Ascent X (GX42, GX70) – accepts 9.75″ blower. AUB, Ascent Universal Blower. Listing and template services provided by inkFrog.