From the top you have 1 2 drywall rope lights and spacers made of 1 eps board 1 2 styrofoam and 1 2 wooden osb chip board on the bottom.
Rope light seed mat.
They are safe for wet locations and direct contact with flammable materials like wood because they only get slightly warm.
The gaps between the wood strips serve to help with airflow.
They were used at one time for outside lighting but hadn t been used in a couple of years.
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Kyle blake and lily from growing up garden show you how to start seed indoors using rope lights christmas wrapping paper rolls and some pie pans.
The height can be adjusted either by moving the chain links on the lights or by lifting up the sides of the frame itself.
How to make a heat mat for seed starting.
Most of the heat from the rope lights is directed by the insulation to go up through the seed starter.
I pulled one of the trays off the heat mat so you could see it better.
A similar diy bottom heater option uses lengths of christmas rope light not leds buried in clean kitty litter.
Heat mats can really help speed up germination for many seeds especially tomatoes and peppers.
How to make a seedling heat mat https youtu be.
The rope light will only emit a certain amount of heat not enough to burn the wood.
When you are learning to grow from seeds often you might see reference to a heat mat for seedlings.
In building the mat the rope light weaves around long thin strips of wood and both are attached to a plank of plywood.
That s the rope lights.
Jul 13 2013 this festive lighted heat mat will help warm your seeds.
Neither a shock nor fire hazard.
The gaps between the wood strips serve to help with airflow.
It s inexpensive to build and it can be sized to suit your seed flats.
In building the mat the rope light weaves around long thin strips of wood and both are attached to a plank of plywood.
These rope lights are rated for exterior use and are double insulated.
The rope light will only emit a certain amount of heat not enough to burn the wood.