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Swirl Diffuser Plenum Box 500

Swirl Diffuser Plenum Box 500

£65.00
£65.00
Tax included. Shipping calculated at checkout.

Expected delivery date:
29 Jan Usually ready in 2-3 days.

Explore tool specifications

Description

Constructed from 0.7mm galvanised mild steel, these plenum boxes are designed for use with NK-SWA-500 fixed blade and NKSD-C-595-24 adjustable blade swirl diffusers.

Featuring a side entry configuration, they offer an option for 12mm acoustic foam lining to enhance sound attenuation. Pricing varies according to spigot size—please refer to the dropdown menu below. Dimensional data is available by clicking the image.

Material Composition

Product Specifications

UK's #1 Ducting Supplier

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Our ducting and ventilation products are built for durability and performance, helping every project run smoothly and safely.


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Durable ducting, smooth airflow, efficient installation – built to get the job done.

Durable ducting, smooth airflow, efficient installation – built to get the job done.

Durable ducting, smooth airflow, efficient installation – built to get the job done.

Durable ducting, smooth airflow, efficient installation – built to get the job done.

FAQs about ducting

What types of ducting do you supply?

We supply a full range of ducting, including round ducting, rectangular ducting, spiral ducting, and fabricated bends. Our products are suitable for residential, commercial, and industrial HVAC and ventilation projects.

How do I choose the right ducting size?

The correct size depends on airflow requirements, duct run length, and the number of bends. For guidance, check our duct sizing guide or contact our team for expert advice.

Can I order ducting online for delivery?

Yes. We offer fast, reliable UK delivery for all ducting products, including custom sizes and specialized fittings.

What materials are your ducting products made from?

Our ducting is made from high-quality galvanized steel, aluminium, or rigid plastic, depending on the product and application. All materials are durable and built for long-term performance.

Do you offer custom ducting sizes?

Yes. We can supply custom ducting and fabricated bends to meet specific project requirements, ensuring a perfect fit for any layout.

Customer reviews

  • The delivery was fast and reliable, arriving exactly when promised. All the ducting and fittings were well-packaged and in perfect condition, which made our project run smoothly without any delays.
    testimonial author avatar
    Martin S.
    Commercial Kitchen Fitter
  • We've been using their ducting and fittings for several months, and the quality is exceptional. The materials are durable and built to last, which has reduced rework and made installations much more efficient. Highly recommended!
    testimonial author avatar
    Sarah T.
    Project Manager
  • We installed their external ducting across multiple sites, and it has held up perfectly against weather and wear. The materials are tough, corrosion-resistant, and built to last, no issues even after months outside. Really reliable products.
    testimonial author avatar
    Chris R.
    HVAC Installer
Swirl Diffuser Plenum Box 500

Swirl Diffuser Plenum Box 500

£65.00
£65.00