Rainwater Harvesting for Drylands and Beyond by Brad Lancaster

Materials and Suppliers

Oasis® biocompatible laundry & dishwashing detergent

www.bio-pac.com/biopac/oasis.htm

Tucson
Food Conspiracy Co-op
www.foodconspiracy.org

Greywater 3-way diverter valves

Any pool and spa supplier selling 3-way Jandy® valves

Jandy Products
www.jandy.com

Tucson
Catalina Spas and Pools
(520) 888-4181

Greywater flow splitters

www.oasisdesign.net

Any well-stocked plumbing supplier that sells double ells from which you can make your own greywater flow splitters

Tucson
Plumbing Suppliers Inc.
(520) 326-6433

Spa-flex greywater hose

One-inch (30-mm) minimum diameter spa-flex PVC hose does not kink and clog like garden hose and works great for above-ground moveable greywater hose. A press-fit adapter bushing/fitting makes the transition from rigid ABS pipe to the spa-flex hose. Hose lengths should be no longer than needed, and the slope should be kept as constant as possible so air and water can drain freely. Spa-flex hose is available in a number of colors.

Pacific Echo, Inc.
www.pacificecho.com

Pool and spa suppliers

Greywater leaching chambers (aka, “infiltration chambers” or “subsurface outlet chambers”)

Infiltrator Systems, Inc.
Their “Quick4 Standard Chamber” is ideal for French-drain, greywater-harvesting, and septic leach field applications since its height does not exceed 12 inches (30 cm). This way the majority of the water discharged through the chambers infiltrates into the top 2 feet (0.6 m) of soil where roots and soil life can more readily utilize the water. I feel these standard 12-inch tall chambers are much better than the high capacity chambers with heights of 16 to 24 inches, which discharge the water lower in the soil profile, out of the reach of more roots.
www.infiltratorsystems.com

Hancor
Their “Standard EnviroChamber” and “EnviroChamber ProArc Standard Chamber” are their best chambers since their height does not exceed 13 inches (33 cm). This way the majority of the water discharged through the chambers infiltrates into the top 2 feet (0.6 m) of soil where roots and soil life can more readily utilize the water. Check out their “EnviroChamber Downspout System Drainage” information for sizing recommendations, while thinking “harvest” rather than “drainage.”
www.hancor.com

Benson, AZ
Benson Lumber & Supply
(520) 586-7465

Chino Valley, AZ
Loomis Tanks
Supplier of Infiltrator Systems’ 12-inch (30-cm) tall Quick4 Standard Chambers – the ideal chamber for subsurface greywater systems.
(866) 636-0046

Flagstaff, AZ
Canyon Pipe and Supply
Their 12-inch tall chambers are not always in stock – may need to special order.
(928) 527-3023

Phoenix
Smith Precast
Quick-4 chambers and Quick-4 end caps.
(602) 268-0228

Tucson

Loomis Tanks
Supplier of Infiltrator Systems’ 12-inch (30-cm) tall Quick4 Standard Chambers – the ideal chamber for subsurface greywater systems.
(866) 883-8265

Do-it-yourself options

For plastic 30- or 55-gallon barrels to make your own chambers, check:

Feed stores
Soda- and juice-bottling companies

For plastic 5-gallon buckets to make your own outlet shields, check:

Donut shops (ask for their used buckets – they may sell them or give them away. Either way they are cheaper and better than buying new buckets).

Bakery or deli departments at grocery stores (ask for their used buckets – they may sell them or give the away. Either way they are cheaper and better than buying new buckets).

For plastic 55-gallon drums/barrels for laundry surge tank or kitchen sink interceptor, check:

Check local feed stores or juice- and soda-bottling companies

Flagstaff, AZ
Olsen’s Grain
www.olsensgrain.com

Phoenix area
J & L Drum Company Inc. (ask for Tom)
These are used open top barrels previously used for shampoo. The open top with removeable lid makes for nice easy access to periodically clean out the barrels.
*By appointment only*
(480) 759-1200
Cost: $30.

Tucson area
Sunwest Container
They carry a wide range of sizes and styles of plastic drums.
www.sunwestcontainer.com

Ranchers Supply
They carry 55-gallon plastic drums with removeable lid.
Catalina, AZ
(520) 825-2969

Hand pump for an interior-siphon, hand-pump-powered greywater drain

Grainger
www.grainger.com

Greywater hydrator kit

Tucson
The hydrator is a ready-made kit of flex tubing, clamps, and valves you can hook up to your washing machine drain pipe, the sewer drain, and your landscape. It enables you to direct greywater to the sewer or the landscape with the turn of a valve. Call James Leckie at:
(520) 975-5405

Garden nozzle for outdoor hose shower head

Target
Their garden department sells the Orbit/SunMate 10-Pattern Aluminum Turret Torch. It costs about $8, and works great as a multi-setting hose shower nozzle with easy shut off.

Do you have an addition to this list? Let me know.

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