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Mountain Slope Water

Call or Visit Us:
Maui:  (808) 893-0377
430 Alamaha Street, Suite 101

Kahului, HI 96732

Oahu: (808) 589-1350
94-748 Hikimoe St.

Waipahu, HI 96797

  • Mountain Slope Water – Purifying Hawaii’s Water Since 1992

  • All Equipment is made by Mountain Slope Water in Hawaii

  • Specializing in Residential, Commercial, and Industrial

  • Visit Our Water Stores and Design Centers

Residential

With a home purifier you can enjoy unlimited purified water directly from the dedicated Touch Flow Faucet mounted on the top of the sink next to your existing faucet. Use purified water for cooking your rice, pasta and steaming. Wash your vegetables and fruits and your pets can even drink it. The ice maker/fridge can also be connected; most of the time.

ALL REVERSE OSMOSIS PURIFIERS COME WITH A LIFETIME WARRANTY

Atlantis Submarines

Commercial

Mountain Slope Water can build your commercial application to meet your needs.

  • Boiler water make up
  • Autoclave ultrapure water.
  • Direct Feed Cooler
  • Spot free car wash and aircraft wash
  • Ice maker scale free
  • Expresso machine
  • Produce sprayer chemical and scale free water
  • Steamer table
  • Water service bus station
maui store

Maui Water Stores

Our Corporate office on Maui is located at 430 Alamaha, Kahului. With over 10,000 square feet of space, this location is our anchor store where we inventory our water treatment equipment, filters and merchandise. Our 10,000 gallon per day reverse osmosis purifier produces the purified water that we sell in the store and bottle with. A 5,000 gallon storage tank holds the purified water for usage. On a busy day, this store will sell 15,000 gallons of water to our Maui customers. This store is Hawaii’s largest, Full Service Water Store.

Oahu Store

Oahu Water Stores

Located at 94-748C Hikimoe St, Waipahu, our Oahu store was opened in August of 2015. The store features a 6,000 gallon per day reverse osmosis purifier with 16 fill stations for purified water and 8 fill stations for alkalized water. Purified water is .40 per gallon, Ultra-Pure deionized water is .50 per gallon and purified alkalized water is .60 per gallon. On Friday, all water is discounted .10 per gallon; ALL DAY. Store hours are from 9 to 6 Monday thru Friday and 9 to 4 Saturday. Closed Sunday. The store carries a large inventory of assorted bottles; glass and plastic, sports bottles, crocks, shower filters and much more. Bring in your empty bottle and FILL’R UP or purchase a bottle from the store and get 3 free refills on any bottle type.