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Boxes & Fittings

Receive 10% off when you use code: WEBSALE

Our Boxes and Fittings made of the highest quality materials.
6 products
  • Start Collar for duct board
    $8.00
    $8.00
  • Ceiling Trim Kit for Lay-Ins - MRPPA
    $20.00
    $15.00
  • ADAD - REGISTER BOX W/ DUCTBOARD W/INSULATION GA.30 - Advantage Mechanical Supply
    $14.00
    $11.00
  • Galvanized Steel Rectangular Lateral
    Sold out
    $10.00
  • Round 90 degree Elbow with long radius for high pressure
    $20.00
    $20.00
  • ADA - GALVANIZED INSULATED ADAPTER 30 GAUGE - Advantage Mechanical Supply
    $11.00
    $8.00