Replacement CO2 Tube (10/pak but sold individually) Replacement CO2 Tube (10/pak) (eco-5572)CO2 Test Replacement Tubes
CO2 Test Replacement Tubes are available in a pack of
10 tubes. Each gas detection tube measures from
300 - 5000 PPM of CO2.
This item is sold individually.
Manufacturer's Product Information
... — Ships from Seattle, Washington USA....more info.
HYDROPONICS BASICS (24/PK but sold individually) Hydroponic Basics The Basics of Soilless Gardening Indoors
HYDROPONIC BASICS-SOILLESS GARDEN INDOOR
by George F. Van PattenThis simple, little book is packed with information on hydroponic gardening. The graphic color, layout, and design helps guide a hydroponic gardener through basic plant science and environment to purchasing a garden and appropriate supplies. Plans for ma... — Ships from H: WA, CA, CO, MI, TN, PA, FL USA....more info.