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Plastic Plenum Boxes

Plastic Plenum box for ducting termination to house exterior. Suitable for external louvre grill connections. Available in 3 sizes:
200 x 200 (mm) Spigot size 150 (mm)
250 x 250 (mm) Spigot Size 200 (mm)
300 x 300 (mm) Spigot Size 250 (mm)

Spigot Size
£15.40 (Excl. VAT)
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