Possible Clues:

• Cooler loft with central extraction is radical
• Zealot is in fact a criminal
• Zealous supporter
• One with obsession to cool attic, but only one time
• Encourage a jerk to become extremist
• Enthusiast I dressed in flowing caftan
• Extreme zealot
• Frenzied religious leader leaves to collect a devotee
• Sports junkie, e.g
• Nut cracking, in fact, absorbs one