Description
Chem-Set K-4-SS Consumer Sink Undermounter Kit is a hardware-and-adhesive package for installing or repairing undermount sink assemblies under residential countertops. This sink undermounter kit is set up for consumer and service work where fabricators need the clip hardware, adhesive choice, and fastening pieces in one package instead of pulling separate parts from shop stock.
Sink Undermounter Kit Benefits
- Combines sink clip hardware and adhesive process guidance in one kit for repair and installation work.
- Supports either 633 epoxy or 605 acrylic, depending on the job and approved countertop process.
- Instruction sheet calls for handling strength in about 45 minutes to 1 hour, which helps crews schedule clamp time.
- Alcohol wipe prep on the bonding area and glue-on fastener is clearly called out in the manufacturer instructions.
- Useful for residential service calls, replacement sinks, and smaller fabrication jobs.
The published sink kit instructions show a sequence that uses sink clips, washers, wingnuts, and a glue-on fastener as the sink is drawn tight to the underside of the countertop. Chemical Concepts also notes that the installer should test fit the sink, clean the bond area, and follow the cure guidance for the chosen adhesive before putting the sink back into service.
Common Applications for Undermount Sink Hardware
- Consumer sink replacement under stone, quartz, or solid surface countertops.
- Repairing failed undermount sink hardware on residential kitchen and bath jobs.
- Field service work where a compact hardware kit saves time on site.
- Smaller fabrication jobs that do not need a larger shop sink kit.
Sink Undermounter Kit Technical Specifications
| Property | Value |
|---|---|
| Brand | Chem-Set |
| SKU | CCH-K4SS |
| Use | Consumer undermount sink installation and repair |
| Adhesive Options | 633 epoxy or 605 acrylic per instructions |
| Handling Strength | About 45 minutes to 1 hour |
| Prep Step | Clean bond area and glue-on fastener with alcohol |
| Hardware | Sink clip, washer, wingnut, and glue-on fastener process |
Packaging and Ordering
Choose this kit when you want a straightforward consumer repair package for undermount sink work instead of piecing together clips, adhesive, and hardware one item at a time. Browse our undermount sink clips, anchors, and brackets category for related parts, and keep an industry reference from The Adhesive and Sealant Council on hand when reviewing adhesive handling and surface prep practices.
Need Help?
If you need help choosing between sink kits, adhesives, or replacement hardware, call (800) 220-1966 or email [email protected].








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