Business Details
21 Years
experience
Trusted HVAC Ductwork Contractors in Aylesbury
Established in 2005, we are a specialist ductwork contractor led by Managing Director Steve Knowler. Our senior management team brings over 75 years of combined experience in mechanical, electrical, and building services. We provide end-to-end solutions including bespoke ductwork design, in-house manufacturing to DW144 standards, and installation of ventilation systems, air handling units, and kitchen extract systems. Our team operates across commercial, industrial, healthcare, education, and rail sectors, delivering projects from concept to completion. With CSCS-certified staff and REFCOM registration, we ensure compliance with industry regulations.Our project management approach coordinates services, materials, and timelines to meet client budgets and deadlines. We specialise in overcoming coordination challenges through custom components like bridging sections. Our capabilities extend to AHU refurbishments, fire-rated ductwork, and UV-C sterilisation units. Operating in both new build and occupied environments, we maintain a client-focused ethos prioritising safety and efficiency. Our in-house manufacturing facility, established in 2012, enables precision fabrication in galvanised and stainless steel with acoustic, powder-coated, or fire-rated finishes.
Services
Ductwork Design
Ventilation Systems
Air Handling Units
Kitchen Extract Systems
AHU Refurbishment
Mechanical Pipework
Fire Rated Ductwork
UV-C Sterilising Units
Bespoke Ventilation
Duct Replacement
Details
- Year established: 2005
Highlights and features
- We have over 75 years of combined experience in mechanical and building services
- We offer in-house design and manufacturing capabilities for custom solutions
- Our team includes CSCS-certified professionals with sector-specific expertise
- We provide end-to-end project management from concept to completion
- We serve diverse sectors including healthcare, education, and rail infrastructure
Associations and certifications
- DW144
- REFCOM
Services
Ductwork Design
We provide bespoke ductwork design solutions tailored to client requirements. Our team works closely with architects and contractors to create efficient ventilation systems that meet building regulations. Specialising in complex geometries and custom configurations, we ensure optimal airflow performance across commercial and industrial applications.
Ventilation Systems
Our ventilation system installations include supply and extract systems for commercial buildings. We supply and install air handling units with energy-efficient configurations. Our systems maintain indoor air quality while meeting thermal comfort requirements across healthcare, education, and industrial sectors.
Kitchen Extract Systems
We design and install kitchen extract systems for commercial catering environments. Our solutions include grease filtration, fire suppression integration, and noise reduction features. Systems comply with HACCP and fire safety regulations for restaurants, hotels, and institutional kitchens.
AHU Refurbishment
Our AHU refurbishment service extends equipment lifespan through component replacement and efficiency upgrades. We perform fan coil replacements, filter upgrades, and system optimisation. This service supports facilities maintenance in occupied buildings with minimal operational disruption.
Fire Rated Ductwork
We manufacture and install fire-rated ductwork systems that maintain compartmentation in buildings. Our solutions achieve required fire resistance periods while maintaining ventilation performance. Systems are tested to BS EN 1366-1 standards for commercial and public sector applications.
People
Steve Knowler
Managing Director
Steve founded Chiltern Air Management in 2005. With extensive mechanical services experience, he oversees project delivery and technical strategy. His leadership combines industry expertise with client-focused solutions for complex HVAC requirements across multiple sectors.
Questions
What HVAC services do you offer?
We provide ductwork design, manufacture, and installation, including ventilation systems, air handling units, kitchen extract systems, and AHU refurbishments.
Which sectors do you work in?
We operate across commercial, industrial, healthcare, education, rail, and pharmaceutical sectors with tailored HVAC solutions.
Are you accredited for ductwork standards?
Yes, we manufacture ductwork to DW144 standards and hold REFCOM registration for refrigeration and air conditioning compliance.
Can you handle complex installations?
Our team specialises in overcoming coordination challenges through bespoke components and provides end-to-end project management for complex installations.
How long have you been in business?
We've been operating since 2005 with senior management bringing over 75 years of combined experience in mechanical and building services.
