Rinnai FSAAU4SP Universal Appliance Adapter 4-Inch

Product Description

The Rinnai FSAAU4SP is a universal appliance adapter that provides a 4-inch connection interface for venting or exhaust on Rinnai 98-series non-condensing tankless water heaters. Constructed from AL29-4C superferritic stainless steel, the adapter is designed for use with RC98 and R98LS models and includes a built-in mechanical locking band and gasket for sealed vent connections.

• 4-inch universal venting adapter compatible with Rinnai 98-series, including RC98 and R98LS
• Made from AL29-4C superferritic stainless steel to resist chloride ion pitting, crevice corrosion, and stress corrosion cracking
• Includes built-in mechanical locking band and gasket for secure, sealed connections; intended for indoor installation

Product Highlights

4-inch universal adapter for Rinnai 98-series tankless water heaters; AL29-4C stainless steel construction; built-in locking band and gasket.

Product Information

Standard Information

• Brand: RINNAI
• Manufacturer Part Number: FSAAU4SP