We are Washington, D.C's premier location for all of your horticultural needs.
Located at 3744 10 St. NE, Washington, D.C. ; 20017
Call us at 202-248-2483.
Open 7 days a week Mon-Fri 11-7pm
Sunday 11-6pm
We are Washington, D.C's premier location for all of your horticultural needs.
Located at 3744 10 St. NE, Washington, D.C. ; 20017
Call us at 202-248-2483.
Open 7 days a week Mon-Fri 11-7pm
Sunday 11-6pm
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$71.96
De-Ionization Cartridge (Big): 10" X 4.5"- Color changing- Transluscent housing ?ÕÌ_
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$67.50
Measure the untreated water coming in vs. the purified water going out of your Reverse...
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$26.10
Eco-Spring Post Remineralization/Carbon Filter: standard post remineralization filter cartridge included with system. Adds calcium for...
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$0.00
Pure spring water produced at home easily! * Simple yearly replacement of main 4 stage...
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$17.10
Use the Hydrologic reverse osmosis water filter Evolution-RO1000 1:1 ratio orange drain elbow 3/8" QC...
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$710.96
High flow reverse osmosis system. Capable of producing 1,000 gallons per day. Includes two RO...
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$48.56
Standard carbon pre-filter included with the Evolution system. For chlorine and chloramines reduction in city...
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$166.46
Standard membrane included with system.?ÕÌ_Two are needed for Evolution system.
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$16.65
3/8" supply diverter valve for faucet - for Stealth-RO and Tall Boy
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$62.10
This is a replacement canister for the Merlin Garden Pro.
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$37.80
Float Kit for the Merlin Garden Pro High-Flow reverse Osmosis System.
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$60.30
Use the Hydrologic reverse osmosis water filter Float Valve - Big - 20+ GPM for...
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$17.10
1/2" barbed connection. Adjustable water level and can be mounted horizontally or vertically.
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$53.10
The Flowmaster by Hydro-Logic measures how many gallons of filtered water have gone through the...
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$49.46
Compact garden hose filter. Eco-friendly green coconut carbon and KDF55 medias. Includes "filter saver" brass...
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$105.00
1/4" blue tubing, comes in a 500 foot roll
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$0.00
Brass pressure regulator. 3/4"" female pipe thread ports. Adjustable from 20-80 PSI. Compatible with Big...
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$67.46
Wall mount bracket for the Evolution-RO1000. Stainless steel, heavy duty.
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$0.00
Introducing the new Hydro-Logic fittings kit! An assembly of our most common fittings for the Stealth,...
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$0.00
The Flowmaster measures much of filtered water that has gone through the system and alerts...
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$0.00
Flowmaster - 1/4"" QC - gallonage & filter capacity monitor. Operates at flow rates between...
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$0.00
Installs on inlet line. If there is a leak anywhere in the system and water...
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$21.56
Installs on inlet line. If there is a leak anywhere in the system and water...
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$0.00
Installs on inlet line. If there is a leak anywhere in the system and water...
Capital City Hydronics is now closed.
We want to thank all of our customers for their support and invite you to our main location.
11am-7pm Mon-Sat ;
11am-5pm Sundays
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