Quantity   Component name
1 × Liquid Propane 20lb Tank will lasts approx 50 bursts
1 × Unfilled propane tank Preferably never filled with propane
2 × 3/4" solenoid valve with Viton Seals, F-NPT Rated for propane. 12VDC used, 120VAC is an alternative.
1 × Pressure regulator, 100psi Rated for propane. Substitute 60psi if desired.
1 × POL fitting Full bore
2 × Hot Surface Ignitor, 120V
1 × Hand paddle/controller Or more generically, handheld case with buttons and LCD
1 × Arduino Micro Or other microcontroller.
2 × Pressure gauge Rated 200psi for use with 100psi regulator. Substitute 100psi if using 60psi regulator
1 × 4x8ft 2inch insulation foam sheet The pink kind, not white
1 × LP rated hose, 10' 1/4 line, propane rated with female flare fittings
1 × 3/4" ball valve, F-NPT
3 × 1/4" ball valve, F-NPT
30 × Black Iron pipe fittings with NPT Misc fittings to connect it all up
1 × Yellow teflon tape for gas fittings
1 × Galvanized steel oval duct, 10" long
1 × Double sided copper clad PCB
4 × 12V relays
3 × Screw terminals
6 × 1N5818 Diode
3 × 4N27 Opto Isolator
10 × 1PMT5 TVS 5V transient voltage supressor diode
1 × MCT1413 7 channel darlington driver
2 × Lighted pushbutton
1 × 8" steel HVAC duct
1 × Paint. Latex base, spray speckle