Blauberg BLAUFAST RK 90-50 01 Anti-Bacterial & Anti-Static Semi Rigid Radial MVHR Ducting Hose 90mm x 50m

Product Overview

The Blauberg BLAUFAST RK 90-50 01 is a 90mm semi-rigid radial ducting hose supplied in a 50m coil. Designed for advanced residential MVHR (Mechanical Ventilation with Heat Recovery) systems, this duct features anti-static and antibacterial properties to maintain superior indoor air quality and system efficiency.

Its robust and flexible construction makes it ideal for both new builds and retrofit projects, offering reduced noise, easy routing around obstacles, and reliable long-term performance.

Key Features & Benefits

• 90mm diameter – supports increased airflow volumes
• Anti-bacterial & anti-static – improves air quality and hygiene
• Semi-rigid design – reduces need for fittings and eases installation
• Flexible and crush-resistant – durable against kinks and damage
• 50m coil – reduces joints for better airtightness
• Up to 50% faster installation – compared to rigid PVC or metal ducting
• Minimises condensation and mould risks – stable airflow and airtight sealing
• Low-noise performance – radial design reduces sound transfer

Product Dimensions

• D (External Diameter): 90mm
• D1 (Internal Diameter): 77mm
• L (Length): 50m Coil
• Duct Size: 90mm Semi-Rigid

Applications

• Residential MVHR systems
• MEV (Mechanical Extract Ventilation) systems
• New builds, retrofits, and complex layouts
• Routing through walls, ceilings, beams, and tight corners

Installation Guidance

For best results, cut the duct with a sharp blade, use Blauberg sealing rings on joints, and insulate ducting in unheated areas to reduce thermal losses. This ensures airtightness, improved efficiency, and long system life.

Downloads

Download Blauberg Blaufast Semi Rigid Radial Duct System Catalogue