• Sock Filter 200dia - SOCK200 - Duct Fittings - Filters & Filter BoxesSock Filter 150dia - SOCK150 - Duct Fittings - Filters & Filter Boxes-33%

    Sock Filter 150dia – Filters & Filter Boxes

    $26.55$39.35
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    Sock Filter 150dia – Filters & Filter Boxes

    $26.55$39.35
  • Sock Filter 200dia - SOCK200 - Duct Fittings - Filters & Filter BoxesSock Filter 100dia - SOCK100 - Duct Fittings - Filters & Filter Boxes-33%

    Sock Filter 100dia – Filters & Filter Boxes

    $27.89$41.33
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    Sock Filter 100dia – Filters & Filter Boxes

    $27.89$41.33
  • Sock Filter 200dia - SOCK200 - Duct Fittings - Filters & Filter BoxesSock Filter 200dia - SOCK200 - Duct Fittings - Filters & Filter Boxes-32%

    Sock Filter 200dia – Filters & Filter Boxes

    $33.24$49.23
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    Sock Filter 200dia – Filters & Filter Boxes

    $33.24$49.23
  • Sock Filter 200dia - SOCK200 - Duct Fittings - Filters & Filter BoxesSock Filter 250dia - SOCK250 - Duct Fittings - Filters & Filter Boxes-33%

    Sock Filter 250dia – Filters & Filter Boxes

    $39.85$59.04
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    Sock Filter 250dia – Filters & Filter Boxes

    $39.85$59.04
  • Filter Box Plastic (no filter) 310x310 150spigot - FBP150 - Duct Fittings - Filters & Filter BoxesFilter - EU2 288x288x95mm to fit FBP - FBPF - Duct Fittings - Filters & Filter Boxes-32%

    Filter – EU2 288x288x95mm to fit FBP – Filters & Filter Boxes

    $41.26$61.11
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    Filter – EU2 288x288x95mm to fit FBP – Filters & Filter Boxes

    $41.26$61.11
  • Sock Filter 200dia - SOCK200 - Duct Fittings - Filters & Filter BoxesSock Filter 300dia - SOCK300 - Duct Fittings - Filters & Filter Boxes-32%

    Sock Filter 300dia – Filters & Filter Boxes

    $46.51$68.90
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    Sock Filter 300dia – Filters & Filter Boxes

    $46.51$68.90
  • Sock Filter 200dia - SOCK200 - Duct Fittings - Filters & Filter BoxesSock Filter 350dia - SOCK350 - Duct Fittings - Filters & Filter Boxes-32%

    Sock Filter 350dia – Filters & Filter Boxes

    $53.15$78.73
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    Sock Filter 350dia – Filters & Filter Boxes

    $53.15$78.73
  • Sock Filter 200dia - SOCK200 - Duct Fittings - Filters & Filter BoxesSock Filter 400dia - SOCK400 - Duct Fittings - Filters & Filter Boxes-32%

    Sock Filter 400dia – Filters & Filter Boxes

    $59.83$88.63
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    Sock Filter 400dia – Filters & Filter Boxes

    $59.83$88.63
  • Filter Box Plastic (no filter) 310x310 150spigot - FBP150 - Duct Fittings - Filters & Filter BoxesFilter - EU7 288x288x95mm to fit FBP - FBPF7 - Duct Fittings - Filters & Filter Boxes-33%

    Filter – EU7 288x288x95mm to fit FBP – Filters & Filter Boxes

    $116.22$172.19
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    Filter – EU7 288x288x95mm to fit FBP – Filters & Filter Boxes

    $116.22$172.19
  • Filter - Non Standard Agency - NSFILTER - Duct Fittings - Filters & Filter BoxesFilter to suit HRV units 295x300x130mm - FILTERHRV - Duct Fittings - Filters & Filter Boxes-33%

    Filter to suit HRV units 295x300x130mm – Filters & Filter Boxes

    $123.39$182.81
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    Filter to suit HRV units 295x300x130mm – Filters & Filter Boxes

    $123.39$182.81
  • Filter Box Plastic (no filter) 310x310 150spigot - FBP150 - Duct Fittings - Filters & Filter BoxesFilter Box Plastic (no filter) 310x310 250spigot - FBP250 - Duct Fittings - Filters & Filter Boxes-32%

    Filter Box Plastic (no filter) 310×310 250spigot – Filters & Filter Boxes

    $149.92$222.10
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    Filter Box Plastic (no filter) 310×310 250spigot – Filters & Filter Boxes

    $149.92$222.10
  • Filter Box Plastic (no filter) 310x310 150spigot - FBP150 - Duct Fittings - Filters & Filter BoxesFilter Box Plastic (no filter) 310x310 200spigot - FBP200 - Duct Fittings - Filters & Filter Boxes-32%

    Filter Box Plastic (no filter) 310×310 200spigot – Filters & Filter Boxes

    $149.92$222.10
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    Filter Box Plastic (no filter) 310×310 200spigot – Filters & Filter Boxes

    $149.92$222.10

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