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Library of Rainwater Collection System Designs

If you're looking for a drawing for a system that you don't see here, chances are that we have one available to send to you. Please feel free to give us a call at 800-654-WATER (9283) and we'll be happy to help.

This library contains example rainwater collection system drawings which are available for free download by our customers. These drawings are provided for reference purposes only, without warranty, and solely for use by our customers and may not be used for any other commercial purposes.

Check back frequently as we're continuing to add new drawings.

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System Description and Ref No.

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(+PDF/DWG)

Capacity

Material

Above/Below Ground

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System Description and Ref. No	Thumbnail (and PDF/DWG Links)	Capacity (Gallons)	Material	Above or Below Ground
RainFlo 700-IG: 700 Gallon Complete Rainwater Harvesting System with Graf Optimax Internal filter Ref. No: 10	PDF DWG	700	Plastic	Below
RainFlo 1000-IG: 1000 Gallon Complete Rainwater Harvesting System with Graf Optimax Internal filter Ref. No: 15	PDF DWG	1,000	Plastic	Below
RainFlo 1700-IG: 1700 Gallon Complete Rainwater Harvesting System with Graf Optimax Internal filter Ref. No: 20	PDF DWG	1,700	Plastic	Below
Graf EcoBloc stormwater detention/infiltration system with Multi-Shaft filtration and inspection system Ref. No: 23	PDF DWG	1,733	Plastic	Below
RainFlo 3400-IG: 3400 Gallon Complete Rainwater Harvesting System with Graf Optimax Internal filter Ref. No: 25	PDF DWG	3,400	Plastic	Below
RainFlo 3400-IG: 3400 Gallon Complete Rainwater Harvesting System with RainFlo pump system, external Optimax rainwater filter and optional Graf Aqua Control rainwater system controller Ref. No: 30	PDF DWG	3,400	Plastic	Below
RainFlo 3400-IG: 3400 Gallon Complete Rainwater Harvesting System with RainFlo pump system, external Optimax Industrial rainwater filter and optional Graf Aqua Control rainwater system controller Ref. No: 35	PDF DWG	3,400	Plastic	Below
RainFlo 4000 gallon rainwater harvesting system with two 2,000 gallon Graf Platin tanks and RainFlo FI 3300 pump Ref. No: 36	PDF DWG	4,000	Plastic	Below
RainFlo Above Ground 5,000 Gallon Rainwater System with two plastic tanks and MHP75A pump. Ref. No: 37	PDF DWG	5,000	Plastic	Above
RainFlo 5100-IG: 5100 Gallon Complete Rainwater Harvesting System with Graf Optimax Internal filter Ref. No: 40	PDF DWG	5,100	Plastic	Below
RainFlo 5100 PRO: 5,100 Gallon Complete Professional Rainwater Harvesting System with FI-2500 Flow Inducer Pump Station and 3-Way Backup to Municipal Water Supply Ref. No: 45	PDF DWG	5,100	Plastic	Below
RainFlo Carat-S 5,100 galloncomplete rainwater harvesting system with Optimax Industrial and RainFlo pump system Ref. No: 50	PDF DWG	5,100	Plastic	Below
RainFlo Carat-S 8500 gallon complete below ground rainwater harvesting system with an Optimax Internal Filter, a RainFlo pump, and a Rainwater System Controller Ref. No: 55	PDF DWG	8,500	Plastic	Below
RainFlo Underground 10,000 Gallon Fiberglass Rainwater System with Optimax Industrial, RainFlo FI-6000 pump station, and optional Rainwater System Controller Ref. No: 60	PDF DWG	10,000	Fiberglass	Below
RainFlo 10,000 gallon rainwater harvesting system with corrugated steel tank, Optimax Industrial pre-filter and MHP75A automatic pump Ref. No: 70	PDF DWG	10,000	Corrugated Steel	Above
RainFlo Carat-S 12,000 gallon complete rainwater harvesting system with (2) Optimax Industrial filters and RainFlo pump system Ref. No: 75	PDF DWG	12,000	Plastic	Below
RainFlo 15,000 gallon underground fiberglass rainwater harvesting system with (2) Optimax Industrial filters and RainFlo FI-6000 pump station Ref. No: 80	PDF DWG	15,000	Fiberglass	Below
RainFlo 15,000 gallon above ground rainwater harvesting system with Optimax Industrial filter and RainFlo pump system Ref. No: 85	PDF DWG	15,000	Plastic	Above
RainFlo 20,000 gallon underground fiberglass rainwater harvesting system with Optimax Industrial filter and RainFlo FI-6000 pump station Ref. No: 90	PDF DWG	20,000	Fiberglass	Below
RainFlo 25,000 gallon underground fiberglass rainwater harvesting system with Optimax Industrial filter and RainFlo FI-6000 pump station Ref. No: 95	PDF DWG	25,000	Fiberglass	Below
RainFlo 30,000 gallon underground fiberglass rainwater harvesting system with XXL Optimax Industrial filter, RainFlo FI-2500 pump station and Graf EcoBloc overflow infiltration system Ref. No: 100	PDF DWG	30,000	Fiberglass	Below
RainFlo 40,000 gallon underground fiberglass rainwater harvesting system with Optimax Industrial filter and RainFlo FI-2500 pump station Ref. No: 105	PDF DWG	40,000	Fiberglass	Below
RainFlo 50,000 gallon underground fiberglass rainwater harvesting system with triple XXL Optimax Industrial filters and RainFlo FI-2500 pump station Ref. No: 110	PDF DWG	50,000	Fiberglass	Below
RainFlo 3400 gallon corrugated steel tank system above ground tank with 1700 gallon Carat tank below ground Ref. No: 115	PDF DWG	3,400	Steel/Plastic	Both/Either
RainFlo 5,000 gallon underground fiberglass rainwater harvesting system with Optimax Industrial filter and RainFlo FI-1800 pump station and EcoBloc overflow infiltration system Ref. No: 125	PDF DWG	5,000	Fiberglass/Plastic	Below
RainFlo 4,100 gallon corrugated steel above ground rainwater harvesting system with Optimax filter MHP75A pump Ref. No: 130	PDF DWG	4,100	Corrugated Steel	Above
RainFlo 3,400 gallon corrugated steel above ground rainwater harvesting system with MHP75A pump Ref. No: 135	PDF DWG	3,400	Corrugated Steel	Above
RainFlo submersible pump and controller installation and wiring diagram with pressure tank Ref. No: 145	PDF DWG		Steel/Plastic	Both/Either
Above Ground Rainwater collection system design with rainwater tank and RainFlo MHP75A or MHP150A pump Ref. No: 150	PDF DWG		Plastic	Above
RainFlo FI-1800 Flow Inducer Pump Station detail Ref. No: 155	PDF DWG		Steel/Plastic	Below
RainFlo FI-2500 Flow Inducer Pump Station detail Ref. No: 160	PDF DWG		Steel/Plastic	Below
RainFlo FI-3300 Flow Inducer Pump Station detail Ref. No: 165	PDF DWG		Steel/Plastic	Below
RainFlo FI-6000 Flow Inducer Pump Station detail Ref. No: 170	PDF DWG		Steel/Plastic	Below
RainFlo 1,500 gallon above ground rainwater harvesting system with corrugated steel tank and MHP75A pump. Ref. No: 175	PDF DWG	1,500	Corrugated Steel	Above
RainFlo 3,400 gallon above ground rainwater harvesting system with corrugated steel tank and MHP75A pump. Ref. No: 180	PDF DWG	3,400	Corrugated Steel	Above

Products

Value Added Products

500 Gallon Preconfigured Above Ground Rainwater Collection System

$2,999.95 Details

RainFlo 25 GPM Water Treatment System

$25,995.95 Details

RainFlo 1700-IG Rainwater Collection System

$5,199.95 Details

Simplify your project design and installation with a RainFlo complete system, available in green or black. The RainFlo 500AGS system arrives preconfigured with all items installed on the tank. Simply connect the included components to your downspout and connect the downspout and pump to the tank. The system is designed with premium components for optimal performance in residential or commercial applications, and includes water storage, filtration, pumping, and hardware.

Details