• Actual size approximately 17-3/4" x 29-3/4" x 7/8"
  • MERV 5 (estimated)
  • Filter life 5-10 yrs
  • Rugged polypropelene media
  • Rustproof aluminum frame
Price: Price: $50.00



This Poly-Flo Washable 18x30x1 durable, long-life filter is made of 100% polypropelene washable media that does not support microbial growth.

It has a low pressure-drop providing optimum air flow. The frame is made from sturdy, rust resistant aluminum channel.

Great for use in boats. Ideal for places with limited storage space. A perfect filter for swamp coolers.

Actual Dimensions

Actual Dimensions:  Approximately 17-3/4" x 29-3/4" x 7/8"

Nominal Dimensions:  18x30x1

Fits These Models

All systems that use size 18x30x1

Other Specs

Efficiency Rating:  MERV 5 estimated

Other Stock Numbers: GS18x30x1

Number of questions: 0