The Blanco Set of 10 Sink Installation Clips

 is a hardware accessory kit designed to securely mount BLANCO SILGRANIT undermount kitchen sinks to countertops. These robust stainless-steel clips and accompanying hardware help keep the sink firmly in place beneath the counter, providing stable support and long-lasting installation performance.

The Blanco 440851 is a set of undermount sink installation clips and hardware designed to secure Blanco undermount kitchen sinks (especially SILGRANIT® models) to the countertop. These clips ensure a stable and durable installation and are ideal when installing a new sink or replacing old/ worn mounting hardware. 

Key Features

• Sink Installation Clips: Helps hold the undermount sink firmly and securely under the countertop. 

• Stainless Steel Construction: Durable metal resists rust and corrosion for long‑lasting performance. 

• Complete Set: Typically includes clips, screws, inserts, washers, and wing nuts needed for mounting. 

• Compatible with SILGRANIT® Sinks: Designed for use with Blanco undermount sinks including composite granite SILGRANIT models. 

• Easy to Install: Engineered for straightforward attachment beneath the sink flange to the countertop. 

• Complete Installation Hardware Set: Includes a set of 10 clips plus necessary screws, inserts, washers, and wingnuts — everything needed for a proper undermount sink installation.

• Designed for SILGRANIT Sinks: Compatible with BLANCO’s SILGRANIT® undermount kitchen sinks and other similar undermount models.

• Reliable Sink Support: Helps secure the sink evenly around the perimeter to prevent movement or sagging after installation.

Specifications & Dimensions

• Brand: Blanco

• Model / SKU: 440851

• Product Type: Sink Installation / Undermount Clips (Set of 10)

• Compatibility: BLANCO SILGRANIT® undermount kitchen sinks, and other undermount sinks using similar clip mounting systems

• Material: Stainless steel (clips and hardware)

• Finish / Color: Natural stainless metal

• Kit Includes: 10 clips plus screws, inserts, washers, and wingnuts for installation

• Package Quantity: 10 clips with hardware

• Weight: ~0.3 lb (≈0.14 kg) per set

• Country of Origin: Typically China (varies by supplier)

• Warranty: Limited lifetime (varies by retailer)

Use Case

This mounting clip set is essential when installing or re‑securing an undermount Blanco kitchen sink. It provides stable support between the sink’s flange and the underside of the countertop, ensuring the sink stays tightly affixed and won’t shift during daily use. These clips are especially used with Blanco SILGRANIT sinks, but they can work with other undermount sink installations engineered for similar hardware.