Estimated Delivery: 2–5 Working Days
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View transport policyThe Side Entry Plenum Box is designed to deliver superior air distribution efficiency in HVAC systems. This versatile and durable plenum box ensures effective air control while maintaining a compact and sleek design. Ideal for spaces requiring optimal airflow with minimal noise disruption, it is built to be compatible with various fan systems. Engineered for quality, the Side Entry Plenum Box is the perfect solution for reliable and quiet ventilation.
Crafted from high-grade galvanized steel with acoustic insulation, the plenum box is built for durability and long-term use. The insulation helps minimize noise while maintaining optimal airflow, ensuring a quiet and efficient environment.
Available in various sizes to accommodate different ductwork and system requirements, the Side Entry Plenum Box provides flexibility in installation and usage.
Air distribution in HVAC systems
Suitable for commercial, industrial, and residential ventilation
Use with inline fans or fan coil units
Ideal for noise-sensitive areas like offices, hospitals, and schools
Durable Construction: Made from high-quality galvanized steel for lasting performance
Acoustic Insulation: Reduces noise levels for quiet operation
Flexible Design: Compatible with multiple fan systems and duct sizes
Compact & Space-Efficient: Fits easily into tight spaces without compromising on performance
Easy Installation: Side entry design simplifies installation in a wide range of HVAC systems
Material: Galvanised steel
Insulation: Acoustic Foam for noise reduction
Airflow Control: Supports effective and balanced air distribution
Compatibility: Designed to work with most duct and fan systems
Noise Reduction: Excellent soundproofing capabilities
At Direct Duct Supplies, we are committed to delivering your orders quickly, safely, and efficiently. Below you will find our shipping procedures and policies. If you have any specific delivery deadlines or special requirements, please contact our team and we will do our best to assist.
We work hard to get our customers what they need when they need it. Below you will find information on our delivery service. If you have a particular need or deadline, please contact us and we’ll do our best to accommodate you.
Delivery Charges
Delivery charges vary depending on the size, weight, and value of your order. Shipping costs are calculated at checkout and clearly displayed on the My Basket page before you complete your purchase.
We offer a range of delivery options, including free delivery on selected orders, with standard delivery charges typically ranging between £20 and £40 depending on the service selected.
Delivery Time (UK)
We offer fast and reliable UK delivery, with most orders arriving within 2–5 working days from the date of purchase.
Smaller items typically arrive within 2–4 working days, while larger or heavier items may take 3–5 working days. Delivery times may vary slightly during busy periods or holidays.
Easy & Convenient Delivery
We use a combination of in-house logistics and trusted UK courier partners including Royal Mail, DPD and DX. This allows us to provide reliable delivery coverage across the UK. Once your order has been dispatched, you will receive an email confirmation with tracking details. You can also track your delivery via the My Account section.
Next Day Delivery
We offer next working day delivery on selected items and order types. Availability and pricing depend on the size, weight, and order value. Please contact us prior to ordering to confirm eligibility and we will do our best to arrange this.
International, Scottish Highlands, Islands & Northern Ireland
We are able to ship orders internationally, as well as to the Scottish Highlands and offshore locations. Please contact us for a delivery quote before placing your order.
Please note that some items may not be eligible for international shipping due to size or weight restrictions.









