Extended Surface Rigid
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Classification Description
LEGACY®
  • Unique Channel Flow Molded Media
  • 4" is MERV 11 & 14 and 12" is MERV 11 & 15
  • Very Low Resistance
  • High Dust Holding Capacity
  • All Plastic Construction
  • Light Weight
  • Exceeds LEED/Green requirement of MERV 13
  • Low Energy Cost
  • UL 900 Class 1
  • May qualify as a Sustainable Component for a LEED/Green Building Initiative
  • Glue Bead Adhesive Strips Stabilize Pleat Packs
  • Rigid Cell Design Handles Difficult Operarting Conditions
  • Channel-Flow Media Exposure Produces High Dust Holding Capacity and a Longer Service Life
V-Force®
  • All Plastic Construction
  • Highly Durable Dura-Tuff 100% Synthetic Media
  • Moisture and Chemical Resistant
  • Fully Incinerable
  • Low Operating Delta P
  • Three Efficiencies 90-95% (MERV 15) 80-85% (MERV 13)
  • 60-65% (MERV 11)
  • UL 900 Class 1
  • Economical Up-Grade
  • No Rust Corrosion
  • Media is extremely durable, resists tearing and abrasion. It is highly damage resistant.
  • Ideal for use in demanding applications including VAV Systems, turbulent conditions, high moisture and some chemical or corrosive conditions.
Vari+Plus VP®
  • All Plastic Construction
  • gt;Highly Durable Dura-Tuff 100% Synthetic Media
  • Moisture and Chemical Resistant
  • Fully Incinerable
  • Low Operating Delta-P
  • Three Efficiencies 90-95% (MERV 15) 80-85% (MERV 13)
  • 60-65% (MERV 11)
  • Increase Media Area
  • Mini-Pleat Construction
  • Rigid cell design is suitable for VAV Systems, turbulent air and turbine air intake applications.
  • Glue bead media seperators create a high media area to face area for low operating resistance along with high dust holding capacity and extended service life.
Vari+PLUS®
  • Ultrafine Microglass Paper Media
  • Moisture Resistant Construction
  • Mini-Pleat with Adhesive Bead Separators
  • Five Efficiencies 95DOP, 95% 90-95% (MERV 15)
  • 80-85% (MERV 13), 60-65% (MERV 11)
  • Water Repellent Microglass Media
  • Air flows upto 3000 CFM
  • Low Operating Delta-P
  • Depth Loading Microglass Media
  • Bust pressure on filter exceeds 8.0" W.G.
Variflow®
  • Ultrafine Microglass Media
  • Available in Standard and High Capacity Media
  • Six Styles of Construction
  • Single, Double Header Styles and Box Style
  • Three Efficiencies 90-95% (MERV 15) 80-85% (MERV 13)
  • 60-65% (MERV 11)
  • Eight Sizes
  • Bio Pure Media Treatment
  • Operating Temperatures upto 350 F
  • Face & Air Leaving Side Expanded Metal
  • Safety Edge Aluminum Separators
  • 24 Gauge Steel Construction
Variflow HT®
  • Ultrafine Microglass Media
  • Single Header, Double Header Styles
  • Cross Braces and Face Protection
  • 24 gauge Aluminized Construction Steel
  • High Temperature Glass Wrap Sealant
  • Three Temperature Options 500F, 750F, 900F
  • Three Efficiencies 90-95% (MERV 15) 80-85% (MERV 13)
  • 60-65% (MERV 11)
  • Aluminized steel construction will not flake off or become brittle.
  • High temperature gasket on air leaving side for leak-free installation.
  • Contains no silicone
Variflow II-M®
  • Galvanized Steel Cell Sides
  • Box Style Construction
  • 2" and 4" Depths Available
  • Adhesive Bead Separators
  • Two Efficiencies 90-95% (MERV 15) 60-65% (MERV 11)
  • Mini-Pleat Style Media Pack
  • Greater Media Area
  • Fits in 2" & 4" Tracks
  • Microglass Media
  • Galvanized Steel Cell Sides
Vari-Pak®

  • Glass and Synthetic Media
  • Pleated Construction with Pleat Stabilizers
  • Box and Header Styles
  • Four Efficiencies 90-95%( MERV 14) 80-85% (MERV 13)
  • 60-65% (MERV 11) 50-50% (MERV 10)
  • High Loft Microfine Glass or Synthetic Media
  • Scrim Backing
  • Pleat Spacing Control with Pleat Stabilizer
  • Diagonal Support Members
  • Synthetic Media has Pre-Filter Layer
  • Expanded Metal Media Support