Aprilaire 413 Filter R-407A the system must never be

the system must never be operated without a functional limit switch as it prevents heat exchanger damage and fire hazards

Precise Pressure Regulation: Adjustable

What are the signs of a failing spark wire

6 Cv coefficient supports substantial flow rates

Aprilaire 413 Filter R-407A the system must never beElevate your indoor air quality with the Aprilaire 413 Filter, a high performance MERV 13 replacement air filter engineered for superior contaminant removal. Designed specifically for Aprilaire whole house air purifier models including the 1410, 1610, 2410, and 4400, this genuine OEM media filter features a deep pleat design that maximizes surface area while maintaining a low pressure drop of 2000 cfm. Leveraging patented Self Seal technology, the