
Hydro Systems, Inc.
Builder Hourglass
All Hydro Systems Builder’s
Series bathtubs and whirlpools are backed by our
exclusive 5 year limited
warranty and include the
standard features.
Available Sizes:
60”L x42”W x 20”D
80 Gallons
29132 Avenue Paine, Valencia, CA 91355
Phone (661) 775-0686 • Fax (661) 775-0668
hydro@hydrosystem.com • www.hydrosystem.com
72”L x42”W x 21”D
80 Gallons
Builder Model Feature:
White/Almond/Bone/Natural
Acrylic/Fiberglass Bathtub
Integral Wood Base
8 Jets Adjustable/Directional
Air Switch
Silent Air Induction
Anti-Vortex Safety Suction
1¼ hp UL Listed Pump, mounted
Sturdy Cardboard Box
Optional Equipment
Available as Tub only, Thermal Air,
Whirlpool
Skirt with access panel for WP & TAS
Skirt without access panel for TO
Factory Installation for skirt
Inline Heater
Waste & Overflow
Polished Chrome
Polished Brass
System Trim
Polished Chrome
Polished Brass
Tile Flange - Molded
Hydro Coat
Approvals & Listings
Commonwealth of Massachusetts
UPC & USPC - US & Canada
Hydro Express Quick Ship
Electrical Component Electrical Requirements
Whirlpool (1.25 HP Single Speed Pump, 120V) 1 Dedicated 20 Amp GFCI Circuit
Thermal Air (1 HP Blower with 600 Watt Heater) 1 Dedicated 20 Amp GFCI Circuit
Inline Heater
600 W Shares Pump Circuit
1500 W 1 Dedicated 20 Amp GFCI Circuit
Page 1 of 2

Hydro Systems, Inc.
29132 Avenue Paine, Valencia, CA 91355
Phone (661) 775-0686 • Fax (661) 775-0668
hydro@hydrosystem.com • www.hydrosystem.com
Must be set in Mortar Base
AS SHOWN:
Whirlpool option w/ standard jets
ALSO AVAILABLE:
Soaking Tub Only, Thermal Air,
Builder Hourglass
Must be set in mortar base.
Model GC AC A B C D E F G H I J K L M N Jet
6042 N/A √ 60” 42” 30” 10½” 2” 4½” 2¼” 40” 20½” 18” 25” 1¾” 25” 3¾” 8
7242 N/A √ 72” 42” 35½” 11½” 2¾” 6½” 2½” 50” 21½”
Island Drop-In 3 Wall Enclosure
Model (L)ength (W)idth (H)eigth Finish (L)ength (W)idth (H)eigth Ledger Molded Flange
6042 58” 40” 19¾” 60” 42” 22¼”
7242 70” 40”4” 20¾” 72” 42” 22¼”
Disclaimer: Certain options or altering the pump/blower location may cause the pump/blower to extend beyond the tub decking.
For cutout dimensions wait for unit to arrive.
All specifications subject to change without notice.
27” 1¾” 25” 3¾” 8
18¾”
Pump Wat.
1.25 80 gal.
1.25 85 gal.
Cap.
Page 2 of 2