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Fixings, Supports & Components for Ducting & Ventilation Systems
Ensure your ducting and ventilation systems are supported with quality, durable fixings and components. At Alpha Tube, we stock a wide selection of fittings built to meet demands from light-gauge installations to heavy structural applications. Offering both slotted and non-slotted channel profiles, split brackets, flange systems, suspension wires and more — our product range ensures safety, reliability & flexibility.
Why Choose the Right Fixings & Supports?
Load capacity & safety: Proper-sized channel systems, split brackets and supports ensure your ductwork remains securely fastened, even under heavy loads or vibration.
Corrosion resistance: Galvanised steels and sealed flange systems protect against environmental wear.
Versatility: With options from compact single channels to heavy back-to-back profiles, you can adapt your support system to different project sizes and constraints.
Compliance & standards: Many of our channels are BS stamped and engineered for mechanical, electrical, and industrial installations.
Our Product Categories
Channel Systems (Slotted & Non-Slotted)
Available in light, medium, and heavy gauge finishes.
Multiple sizes for small to large structural loads.
Standard lengths: 1.5 m, 3 m, and 6 m, with BS-stamped quality on many items.
Brackets & Support Rings
Split Brackets: Galvanised steel rings (63 mm to 710 mm, larger on request).
Single Fix Dual Thread Brackets: Dual threaded nut fixings (M10 / M8) for precise alignment.
Flange Systems & Corners
Complete flange systems with internal sealants for rectangular/square ductwork.
Corner pieces for building square/rectangular flanges.
Suspension & Wire Components
Loop-ended suspension wires with clutches and high SWL ratings.
Compatible clamps and fittings for reliable ceiling suspension.
Applications & Use Cases
Industrial ventilation and HVAC systems.
Mechanical & electrical installations.
Spray booths, clean rooms, and demanding environments requiring long-term durability.
Ordering & Customisation
Free postage over £250.
Bulk discounts across the entire range.
Custom sizes and finishes available on request — contact us for non-listed items.
Product Highlights
Split Bracket (63–710 mm): Paint-grade galvanised steel, ideal for large round ducting.
Single-Fix Dual Thread Bracket: Dual threaded nut (M10 / M8), great for ceiling constraints.
Channel Sections: Slotted, BS-stamped, heavy gauge options for structural loads.
Flange Systems & Corners: Tight-sealing components for square ductwork.
Suspension Wires & Clutches: High safe working load, perfect for lightweight ceiling suspension.
Installation Tips & Best Practices
Plan load paths and calculate total weight + safety margin.
Select the right gauge and finish for your environment.
Follow spacing guidelines to prevent sagging.
Ensure all components are compatible.
Inspect regularly for corrosion or loosening.
Why Alpha Tube?
Decades of experience in ducting, spiral tubing & ventilation.
Extensive stock range — if it’s not listed, we can usually source it.
Expert technical support by phone or email.
Competitive pricing with bulk order discounts.
Frequently Asked Questions (FAQ)
Q1: What’s the difference between slotted and non-slotted channel?
A: Slotted channels allow flexible alignment, while non-slotted provide stronger continuous support.
Q2: What size split bracket or wire do I need?
A: Match your duct diameter and weight to the Safe Working Load (SWL). Larger ducts may require heavier supports.
Q3: Do you supply BS-stamped channel sections?
A: Yes, many of our sections are BS-stamped.
Q4: Can you provide custom sizes?
A: Yes, we often supply bespoke sizes — contact us to check availability.
Contact Us
Need help choosing the right fixings and supports?
Call 0161 339 8901 or email orders@alphatube.co.uk today.
Free postage on orders over £250 and bulk discounts on large quantities available now.