Specifically bought these for the abuse of the Hemp Industy.

*****15mm thickness***** can lift a brick

Humidity Dome, seed tray, and bottom tray set:

1 = $10
10 -100=$7.5
500 = $5

Bottom Tray Pricing: (15mm thickness)

1 tray = $5
100 trays = $4

Heavy Duty Humidity Domes with vents: (thick so it wont crack)

1 =$5
10-100 =$4
500 =$2.50

Seed trays (72cell):

1-10 =$1
100+ =$.50