Underscore® 72" x 36" drop-in bath

The KOHLER® Underscore® 72" x 36" drop-in bath is an acrylic rectangular bathtub streamlined for simplicity, with refined style and contemporary flair that fits a variety of decors. A slotted overflow allows for deep soaking as you relax against the comfortable sloped backrest with integral lumbar support. It installs as a drop-in bath, or as an undermount bath with kit K-593 (sold separately).

Features

• Generous length provides a spacious bathing area
• Centre drain
• Requires a Clearflo slotted overflow bath drain (sold separately)
• Installation requirement: the hot water supply should be 70% of the capacity of the bath or greater; installations will vary

Specifications

• Available finishes: White, Black Black, Biscuit
• Material: Acrylic
• Water depth: 19-7/16" (494 mm)
• Water capacity: 112.9 gal (427.4 L)
• Basin area, top: 65-3/8" x 29-5/16" (1661 mm x 745 mm)
• Basin area, bottom: 45-3/4" x 25-15/16" (1162 mm x 659 mm)
• Drop-in cutout: 71-1/2" x 35-1/2" (1816 mm x 902 mm)
• Drain hole diameter: 2-1/4" (57 mm)
• Minimum floor load: 58 lbs/ft²
• Weight: 82 lbs (37.2 kg)
• Dimension note: All product dimensions are nominal
• Codes/standards: CSA B45.5/IAPMO Z124, ASTM E162, ASTM E662
• Warranty: KOHLER® Plastic Baths and Shower Bases Lifetime Limited Warranty; see website for detailed warranty information