Spare Parts
Keep your ventilation system performing and looking its best with genuine Ventmann spare parts. Whether you need a replacement cap for circular, square, or side diffusers, end caps for PLINE and LINE diffusers, or screws and kit bags for Ventmann installations, you can find everything here in one place.
We also stock metal wings for plenum boxes and round diffusers, along with other essential components to ensure your ventilation system remains secure, functional, and visually seamless.
All spare parts are original Ventmann components, designed for perfect compatibility with our architectural diffusers and ventilation products, and are available from stock for quick replacement and maintenance.




200mm, 1 slot - Circular Flush Frameless Architectural MVHR/AC Vent Cap – Spare Parts


160mm, 1 slot - Circular Flush Frameless Architectural MVHR/AC Vent Cap – Spare Parts


125mm, 1 slot - Circular Flush Frameless Architectural MVHR/AC Vent Cap – Spare Parts
Save 10%
Create an account
Create a Trade Account – Get 10% off all orders, track your order history, download invoices, enjoy loyalty rewards, and stay updated on new products.


100mm, 1 slot - Circular Flush Frameless Architectural MVHR/AC Vent Cap – Spare Parts
Recently viewed
Blog posts

Ventmann Paintable Air Vents
When your interior design demands clean lines, minimalist aesthetics, and high-quality finishing, Ventmann paintable air vents offer a truly invisible solution. Manufactured from premium gypsum ...

The Rise of Hidden Ventilation Solutions: Defining HVAC Trends for 2026
As we enter 2026, architectural and interior design priorities are continuing to evolve in a decisive way.

Architectural Air Diffusers at Aethos London: A Seamless Integration of Design and Performance
In high-end hospitality design, ventilation is no longer a purely technical consideration—it is an integral part of the architectural language.
