Rinnai - 229310NPP - 2inch / 4 inch Condensing Vent Pipe Extension, 39 Inches Category_Heater Guard Features an integral knuckle for

Features an integral knuckle for maximum mechanical strength

Low-profile Endura grease interceptor

Position the Sapling Soaker Ring evenly around tree on top of the mulch

and longer vent lengths than ever possible with single-unit tankless water heater venting

Horizontal vent kits for use in venting high efficiency fossil fuel appliances

Rinnai - 229310NPP - 2inch / 4 inch Condensing Vent Pipe Extension, 39 Inches Category_Heater Guard Features an integral knuckle forFor use with the following models: RU199i RU180i RU160i RU130i RUR199i RUR160i CU199i CU160i Material of Inner Exhaust Polypropylene Material of Outer Combustion Air Plastic Refer to the Rinnai Water Heater Installation and Operation manual for complete installation details and requirements. Rinnai is continually updating and improving products; therefore, specifications are subject to change without prior notice. Local, state, provincial and federal