Business Details
28 Years
experience
Expert Ductwork Manufacturing Services in London
Established over 25 years ago, Supply Extract Air Ductwork has built a reputation as a trusted family-run ductwork manufacturer serving London and surrounding counties. Our expertise lies in delivering made-to-measure ductwork solutions tailored to the specific needs of residential and commercial clients. With a focus on quality craftsmanship and efficiency, we utilise advanced technology and premium materials to ensure optimal performance. Our services include bespoke plenum and grille boxes, fire-rated ductwork, silencers, and CTAS systems, all produced to DW144 standards. We pride ourselves on fast turnaround times, competitive pricing, and reliable delivery using unsigned vans.As a locally rooted business, we prioritise clear communication and client satisfaction, offering next-day deliveries within the M25 area. Our team's extensive industry knowledge enables us to provide practical solutions for complex ventilation requirements. By maintaining direct control over manufacturing processes, we guarantee precision and durability in every project. Clients benefit from our commitment to transparency, with quotations returned within 24 hours and no hidden fees. Our long-standing presence in the industry reflects our dedication to exceeding client expectations through consistent quality and service excellence.
Services
Ductwork Manufacturing
Plenum Boxes
Grille Boxes
Fire-Rated Ductwork
Silencers & CTAS
Custom Ventilation Systems
DW144 Compliance Work
Next-Day Deliveries
Bespoke Fabrication
Commercial Ventilation Solutions
Details
- Year established: 1998
Highlights and features
- Over 25 years of specialist ductwork manufacturing experience
- Made-to-measure solutions tailored to specific project requirements
- DW144 standard compliant manufacturing processes
- Next-day delivery available across London and surrounding areas
- Family-run business with direct client communication channels
Services
Ductwork Manufacturing
We produce custom ductwork systems to DW144 standards using high-grade materials. Our precision engineering ensures optimal airflow efficiency for residential and commercial properties. Each system undergoes rigorous quality checks before dispatch.
Plenum Boxes
Custom-manufactured plenum boxes deliver balanced air distribution in HVAC systems. Available in various configurations to suit specific installation requirements. Constructed from durable galvanised steel for long-term performance.
Fire-Rated Ductwork
BS476 Part 24 compliant fire-rated duct systems maintain compartmentation in commercial buildings. Engineered to withstand extreme temperatures while maintaining structural integrity during fire events.
Grille Boxes
Custom-designed grille boxes combine aesthetic appeal with functional performance. Available in multiple finishes and configurations to match interior design requirements while maintaining airflow efficiency.
CTAS Systems
Precision-engineered CTAS solutions facilitate air transfer between rooms while maintaining acoustic separation. Designed to meet specific pressure differential requirements in commercial environments.
Questions
What types of ductwork do you manufacture?
We produce rectangular, spiral, and custom-shaped ductwork systems including plenum boxes, fire-rated ducts, and CTAS solutions to DW144 standards.
Do you offer next-day delivery?
Yes, we provide next-day delivery within the M25 area for standard ductwork components and bespoke systems where possible.
Are your products compliant with industry standards?
All our ductwork meets DW144 manufacturing standards, with fire-rated systems complying with BS476 Part 24 requirements.
What areas do you serve?
We operate across London, Essex, Kent, Surrey, and surrounding counties from our Tilbury-based manufacturing facility.
How quickly can you complete an order?
Most standard orders are completed within 3-5 working days, with urgent requests accommodated where possible.
Can you create bespoke ventilation solutions?
Yes, our speciality is made-to-measure ductwork tailored to unique architectural requirements, including custom plenum and grille box designs.
