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FLEXAIR™ High-Velocity Mini-Duct System for Quiet, Energy-Efficient Comfort

FLEXAIR™ is a compact, high-velocity air-distribution system that delivers heating and cooling through insulated 2½" mini-ducts that fit standard wall cavities. It allows supply outlets on walls, ceilings or floors, eliminating bulky ductwork and simplifying installation — ideal for retrofits or tight spaces. Because it integrates seamlessly with high-efficiency air handlers like AIRMAX Technologies’ MAXAIR™, homeowners enjoy consistent, comfortable airflow, lower energy costs, and minimal disruption to interior finishes.

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Features

  • Mini-Duct Design
    Slim, flexible ducts fit tight spaces—ideal for retrofits.
  • Complete System
    Durable ducting, diffusers, elbows, and saddles for easy setup.
  • Custom Airflow
    Multiple diffuser styles for floor, wall, or ceiling.
  • Quiet & Powerful
    Insulated ducts deliver high-velocity airflow with minimal noise.
  • Optimized Performance
    Pairs perfectly with MAXAIR™ air handlers for consistent comfort.

    • Benefits

  • Space Saver
    Requires less room than traditional ductwork.
  • Energy Smart
    Works with ECM motors and hydronic systems for efficiency.
  • Even Comfort
    Eliminates hot/cold spots with uniform airflow.
  • Flexible Install
    Fits new builds or renovations easily.
  • Stylish Design
    Discreet diffusers blend with any décor.
    • Model
    Description
    Weight/Dimension of Box
    107-001
    Floor extension @1.75” approx. 100 pcs per box
    4x2
    121-001
    Diffuser and Damper – White – 40 pcs per box
    121-001-BLK
    Diffuser and Damper – White – 40 pcs per box
    121-001-BWN
    Diffuser and Damper – White – 40 pcs per box
    121-001-CRM
    Diffuser and Damper – White – 40 pcs per box
    123-001
    10ft, 2 ½” flex duct assembly with connector, 10 pcs per box
    124-001
    5ft, 2 ½” flex duct assembly with connector, 20 pcs per box
    125-001
    Rough in kit – includes elbow, dust cap and take off, 400 pcs per box

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