Flexible Compression Donut, 3 x 3 in, Fernco

Fernco Donuts are flexible PVC donut-shaped rings for the compression sealing of sewer pipe joints and DWV connections such as sockets, hubs, bells and spigots. They offer all of the properties necessary to create a strong, lasting joint.

• Made of elastomeric PVC, is corrosion proof and is unaffected by acid or alkali
• Rated for underground use
• Compression fitting adapts a service-weight cast-iron hub to SCH 40 and steel
• Eliminates the necessity for cement or mortar
• Resistant to chemicals, UV rays and fungus growth
• Flexes with ground movement for a secure seal
• Provides several points of seal to accommodate possible irregularities on-the pipe surface

• Instruction/Installation Manual