In this Reef2Reef FAQ Ryan answers questions from the BRStv Investigates episode about cooling T5 bulbs and its effect on PAR output and performance. This FAQ answers questions on odd differences in fan speed performance, how we took our measurements and Ryan's thoughts on other types of T5 fixtures! Welcome to the R2R FAQ where we answer your questions posted on the Reef2Reef.com forums from our BRStv and BRStv Investigates episodes! Each week we'll answer some of your questions from the larger discussion and share them with you in this FAQ format! So, be sure to head over to the R2R forums each week and join in with your comments and questions. Who knows, we just might feature your's next week! *Legal Stuff* The purpose and content of this video is to provide general information regarding the products and their applications as presented in the video. Aquatic sales solutions, inc. And its officers, directors, employees and agents disclaim all express or implied warranties, in any way, related to the products and their application as presented in this video, make no representation or warranty regarding the products and the application as presented in this video and shall not be liable for any direct or indirect losses or damages of any type, including but not limited to punitive damages, or from personal injury or death resulting from or in any manner related to the video, and the products in and contents of the video. The viewer expressly agrees that aquatic sales solutions, inc. And its officers, directors, employees and agents shall not be liable for any damages or losses related to the products in and content of the video and hereby agrees to hold the foregoing harmless from any such losses or damages.