Active Air-Perma Duct nutrients-and-supplements you can address the EMI

you can address the EMI issue from inferior ballasts before it becomes a problem

The mat at the start of the chain must be an MTMDU

Measures pH and temperature

15' for RAZR 2/3/4

Includes 3' remote sensor with a control range of 50°F–115°F

Active Air-Perma Duct nutrients-and-supplements you can address the EMISuperior performance in premium air ducting. Though it is value priced, it is comparable to the leading premium ducting on the market. This ducting is airtight, easy to install, and resists tearing and punctures. The smooth interior also aids in noise reduction. It is available in six different sizes, and sold in 25' lengths. Set of 2 stainless steel clamps included.