Sunfilm Black & White Panda Film 10 ft x 100 ft Roll It has an accuracy of

It has an accuracy of + or - 50 ppm and has the capability to read CO2 levels as high as 9999 ppm

These compounds also increase and promote healthy root structures

The nutrients in our earthworm castings are plentiful

sewage sludge and synthetic chemicals

Silent alarm for both high and low settings

Sunfilm Black & White Panda Film 10 ft x 100 ft Roll It has an accuracy ofWaterproof poly film that is black on one side and white on the other can be used for growing areas. Sunfilm Panda Film works well as a reflective film (reflects 90% of the light back to the growing area) or as a room partition. This is a very heavy duty film for a variety of uses.