4 DOUBLE WALL ADJ 90
4 DOUBLE WALL ADJ 90
4EAL
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Regular price
$39.17
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$39.17
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$71.45
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4 DOUBLE WALL ADJ 90
🔧 What it is
- Size: 4 inch
- Type: Adjustable 90° elbow (adjustable bend fitting)
- Construction: Double-wall (inner duct + insulated outer wall)
- Function: changes direction of airflow by up to 90 degrees
⚙️ What it does
- Redirects airflow in a 4" duct/vent system
- Adjustable design allows angle flexibility (not fixed 90°)
- Maintains insulated airflow path
- Reduces:
- Heat loss
- Condensation
- Noise transfer
90∘
🧱 Key features
- Adjustable elbow (flexible angle up to 90°)
- Double-wall construction for insulation and durability
- Inner liner maintains airflow efficiency
- Outer shell provides protection and rigidity
- Slip-fit or gasketed connections depending on system typ

4 DOUBLE WALL ADJ 90
$39.17