Fernco 1056-44RC 4 in. x 4 in. Strong Back Shielded Coupling Pre-Lit_48" The standard dosage is 1

The standard dosage is 1 ounce per 5

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Fernco 1056-44RC 4 in. x 4 in. Strong Back Shielded Coupling Pre-Lit_48" The standard dosage is 1Fernco 1056 44RC 4 in. x 4 in. Strong Back Shielded Coupling Brand: Fernco SKU: 1056 44RC Product Overview The Fernco 1056 44RC Strong Back shielded coupling connects compatible 4 in. cast iron, PVC, copper, steel, or lead pipe in underground applications. Key Features: 4 in. x 4 in. shielded coupling Strong Back design adds rigidity and alignment support For compatible cast iron, PVC, copper, steel, or lead pipe Stainless steel shield and clamp