Capital City Hydroponics on Facebook

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

Co2

Sort by vendor ▼

20 lb. CO2 Tank

20 lb. CO2 Tank $160.00

50LB C02 CYLINDER W/ 320 VALVE & BLACK HANDLE

50LB C02 CYLINDER W/ 320 VALVE & BLACK HANDLE $514.95

CO2 Gas Detection Tube 300-500

CO2 Gas Detection Tube 300-500 $44.95

Co2 Generator AC Power Adapter

Co2 Generator AC Power Adapter $32.23

Co2 Generator Brass Plug

Co2 Generator Brass Plug $2.65

CO2 Generator GEN-1 LP, Electronic Ignition $0.00

CO2 Generator GEN-1 NG, Electronic Ignition $0.00

CO2 Generator LP 12' Regulator Hose

CO2 Generator LP 12' Regulator Hose $62.30

CO2 Generator LP 2,262-9,052 BTU

CO2 Generator LP 2,262-9,052 BTU $341.95

CO2 Generator LP 3000-6000 BTU $0.00

CO2 Generator LP GEN-2E, Electronic Ignition $0.00

Co2 Generator LP HA Replacement Burner - High Altitude

Co2 Generator LP HA Replacement Burner - High Altitude $15.03

CO2 Generator LP Replacement Burner

CO2 Generator LP Replacement Burner $15.03

CO2 Generator LP/HA 11,310-18,104 BTU - High Altitude

CO2 Generator LP/HA 11,310-18,104 BTU - High Altitude $427.45

CO2 Generator LP/HA 2,262-9,052 BTU - High Altitude

CO2 Generator LP/HA 2,262-9,052 BTU - High Altitude $341.95

Co2 Generator Ng 12' Regulator Hose - High Altitude

Co2 Generator Ng 12' Regulator Hose - High Altitude $64.75

CO2 Generator NG 2,767-11,068 BTU

CO2 Generator NG 2,767-11,068 BTU $341.95

Co2 Generator NG GEN-2E, Electronic Ignition $0.00

Co2 Generator NG HA Replacement Burner - High Altitude

Co2 Generator NG HA Replacement Burner - High Altitude $15.03

Co2 Generator NG Replacement Burner

Co2 Generator NG Replacement Burner $15.03

CO2 Generator NG/HA 13,835-22,136 BTU - High Altitude

CO2 Generator NG/HA 13,835-22,136 BTU - High Altitude $427.45

CO2 Generator NG/HA 2,767-11,068 BTU - High Altitude

CO2 Generator NG/HA 2,767-11,068 BTU - High Altitude $341.95

CO2 Generator, Liquid Propane, High Altitude, 1-4 Burners Electronic Ignition $0.00

CO2 Generator, Lp, 1-4 Burners, 2,700-11,200 BTU $0.00

CO2 Generator, Lp, 5-8 Burners, 14,200-22,400 BTU $0.00

Co2 Generator, Natural Gas, High Altitude 5-8 Burners Electronic Ignition $0.00

CO2 Generator, Natural Gas, High Altitude, 5-8 Burners $0.00

CO2 Generator, Ng, 1-4 Burners, 3,100-12,500 BTU $0.00

CO2 Generator, Ng, 5-8 Burners, 15,900-25,300 BTU $0.00

CO2 O-Ring Washer 3 Pack

CO2 O-Ring Washer 3 Pack $4.25

CO2 regulator Inlet washer

CO2 regulator Inlet washer $1.33

CO2 Replacement Regulator for Hydrofarm CO2 System

CO2 Replacement Regulator for Hydrofarm CO2 System $71.95

CO2 Tester Kit $18.85

Co2 tube 1/4" /holes

Co2 tube 1/4" /holes $30.85

CO2 tubing 20' drilled

CO2 tubing 20' drilled $13.34

Co2Boost Bucket and Pump

Co2Boost Bucket and Pump $0.00

1 2 3 Next »

Location

3744 10th St NE, Washington DC
Capital City Organics
202-248-2483
Get Directions

Questions?

Store Hours

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