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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$15.75
Stealth RO100/200 pressure gauge/fitting assembly
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$25.20
Replacement filter housing for Stealth-RO units. Clear sump with male threads and double o-ring, black...
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$89.96
Revolutionary new membrane technology, increased flow rate, ability to run at pressures as low as...
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$4.28
Standard option included with Stealth-RO units. Reduces waste to product ratio from standard 3:1 to...
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$17.10
This kit power flushes Stealth-RO membrane(s) to extend life of the unit.?ÕÌ_
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$4.28
Standard option included with Stealth-RO units. Reduces waste to product ratio from standard 3:1 to...
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$0.00
High capacity pre-filter for Merlin-Garden Pro with upgraded KDF85/Catalytic Carbon filter. 6,000 gallon filter life....
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$147.56
Removes up to 99% of chlorine and 90% of sediment, rust, silt, etc. Filters chloramines...
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$27.90
Replacement carbon filter for Tall Blue (HLTBL) or Tall Boy (HLTBY).
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$0.00
Instant de-chlorinator and sediment filter with upgraded KDF85/Catalytic Carbon filter. 15,000 gallon filter life.
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$9.45
Safely and neatly trim your hydroponic tubing in a snap with tube snips by Hydro-Logic....
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$5.18
Two way splitter allows you to connect two ends of tubing to one (for 3/8"...
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$114.26
Specifically designed to generate small volumes of clean water on demand, this 2-stage system is...
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$4.28
1/4" union connector for Hydro-Logic Reverse Osmosis water-filtration systems. Viva la union!
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$4.50
3/8" union connector for Hydro-Logic Reverse Osmosis water-filtration systems. Viva la union!
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$89.10
Ultra Violet Sterilizer for after-Stealth RO water. Assures 100% of bacteria and viruses are sterilized....
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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