KOHLER K-591 Underscore undermount installation kit for 66" Underscore baths

by KOHLER

Bathroom Accessories

Manufacturer part number	K-591
UPC	00650531656773

$52.53 at Easy Plumbing · as of 18 Oct 2026

See current price at Easy Plumbing

Affiliate link: you pay on Easy Plumbing's site, under its shipping and returns. We may earn a commission. Delivery time is shown on Easy Plumbing's site.

Easy Plumbing prices are from its product feed as of 18 Oct 2026, not live: the current price and availability are on Easy Plumbing's own page.

Description

From Easy Plumbing's product listing.

This kit simplifies under-mount installation of 66- by 36-inch Underscore models. This kit includes a life-size cutout template and instructions. For use with K-1136 and K-1173 Underscore baths, whirlpools, BubbleMassage air baths, and VibrAcoustic baths Additional Resources: Spec Sheet Installation Instructions