Armaflex Class O Endless Tube Air Conditioning Coils

Armaflex Class O Endless Tube Air Conditioning Coils

Professional-grade closed-cell nitrile rubber pipe insulation in continuous endless coils — no joints, no thermal bridging. Designed for air conditioning, refrigeration, and chilled water pipework, Armaflex Class O endless coils deliver reliable condensation control and outstanding thermal performance across a full range of pipe sizes and wall thicknesses.

Key Features

• Class O fire rated — meets BS 476 Part 6 & 7 for commercial and residential HVAC installations
• Closed-cell nitrile rubber — high resistance to water vapour diffusion, preventing condensation and pipe corrosion
• Endless/continuous coil format — eliminates joints for superior thermal integrity and faster installation
• Un-split tube — clean finish, ideal for new installations
• Available in 9mm and 13mm wall thicknesses across pipe sizes 6mm to 28mm bore
• Coil lengths vary by size — see variant selection for exact length per SKU

Typical Applications

• Split system and VRF/VRV air conditioning pipework
• Refrigeration lines
• Chilled water pipework
• Domestic and commercial HVAC installations

Variant Guide

Select your pipe bore size and wall thickness below. Coil length is shown in the variant title (e.g. 15mm bore / 9mm wall = 40M coil).