Bi- Directional Feed and Return Kit contains: Oval-15mm connections x4, Tectite Classic Elbow 15mm x2, Tectite Classic Straight Coupling 15mm x2, Return Manifold Unit x2, Stainless Steel Retaining Clip x4, Bi-Directional TRV Cover (DH340), Left Hand End Return Manifold Cover (DH170), Right Hand End Return Manifold Cover (DH160).
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