Heavy Duty Box Frame Filter - MERV 4
Spun Glass (Model # 10255) or Synthetic (11255) Media
Flanders HD Industrial Grade filters are designed for heavy workloads and in any application where disposable panel filters are recommended. A wide range of 1/2”, 1” and 2” standard depths and standard face sizes are available, plus nearly any “special” size. UL 900 Class 2.
Frame: One-piece moisture resistant chipboard
Media: Fiberglass or Synthetic / PolyStrand®
Support Grille: Perforated corrosion-resistant steel or expanded wire on both sides of the filter
Sealant: Hot-melt resin