AC1603 Fernco Adaptor Coupling 144mm - 160mm / 121mm - 136mm

Fernco AC1603 adaptor coupling with a banded seal, designed for pipe with an outside diameter of 144mm to 160mm and 121mm to 136mm. Manufactured from EPDM rubber, incorporating a Grade 1 304 stainless steel band.

The Fernco AC1603 Adaptor Coupling is engineered to deliver a strong and flexible transition between drainage pipes of unequal outside diameters. Designed for demanding applications, this coupling provides reliable sealing performance where durability and adaptability are essential.

EPDM Adaptor Coupling Data Sheet

Constructed from high-quality EPDM rubber and reinforced with corrosion-resistant stainless steel clamp bands, the AC1603 ensures a long-lasting, watertight and airtight joint. Its flexible sleeve absorbs minor movement and offset, simplifying installation across mixed pipe materials such as PVC, clay, concrete and cast iron. With a tool-friendly design, this adaptor coupling helps installers achieve a professional finish quickly and efficiently.

Key Features & Benefits:

• Suitable for mixed-diameter pipe connections
• Durable EPDM rubber construction
• Heavy-duty stainless steel clamping bands
• Creates a secure airtight and watertight seal
• Accommodates slight misalignment and pipe movement
• Fast installation with standard tools
• Compatible with multiple pipe materials
• Ideal for repair and replacement projects

The AC1603 offers reliability and performance for contractors working on complex drainage transitions.