We are located at 821 Upshur Street NW in the rear unit.
Check out our new Brookland location at 3744 10 st NE
Call us at 202-758-2572 or 202-248-2483.
Open 7 days a week Mon-Fri 11-7pm
Sat-Sun 11-5pm
We are located at 821 Upshur Street NW in the rear unit.
Check out our new Brookland location at 3744 10 st NE
Call us at 202-758-2572 or 202-248-2483.
Open 7 days a week Mon-Fri 11-7pm
Sat-Sun 11-5pm
+ Quick Look
$0.00
KEY FEATURES Best value in its class (under $50) Measures electrical conductivity (EC), TDS and temperature....
+ Quick Look
$0.00
For use with HM Digital's PH-200 and PH-80. Always make sure your sensor is kept...
+ Quick Look
$0.00
This spare pH sensor is for HM Digital Waterproof pH Meter model P-200. Features Glass...
+ Quick Look
$0.00
This spare sensor is for HM Digital EC/TDS/Temp Combo Meter model COM-100. Features platinum TDS/EC...
+ Quick Look
$0.00
Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is...
+ Quick Look
$0.00
Measures EC, TDS and temperature. It has three different calibration options (KCl, 442TM, NaCl), each...
+ Quick Look
$0.00
FEATURES Measures pH and Temperature Auto-ranging three point calibration with digital fine tuning Includes 4...
821 Upshur Street NW, Washington DC
Located in the rear unit
202-758-2572
Get Directions
Store Location Hours:
Cap City Organics:
202-248-2483
Brookland, DC 11am-7pm M-F 10am-6pm Sat
Closed Sundays
Cap City Hydro: 202-758-2572
Petworth, DC
11am-7pm Tues-Fri
11am-5pm Sat-Sun
Closed Mondays
All Materials © 2019 Capital City Hydroponics | 
Website by Sleepless Media | Powered by Shopify