The size of the burning box: The width is （1000±100）mm, the depth is （2000±100）mm, the height is （4000±100）mm, the bottom of the test box should higher than the earth, all sides of the test box should be sealed, open an air intake hole at the（150±10）mm of the front wall of the test box bottom to make the air inflow to the test box, the size of the hole is （800±20）mm×（400±10）mm.
Using the 304 stainless steel corrosion-resistant materials as the materials of the test chamber and the metallic materials of the devices.
Equipped with the standard required ladders, according to the relevant standard requirement of the GB/T18380.31(32/33/34/35/36）-2008 to design the ladder.
Installed the thermocouple inside the test chamber.
Burner: the size is 257mm * 5mm ，have 242pcs hole in all, arranged in three rows, each of them has 81,80 and 81 holes, the diameter of hole 1.35mm. and the distance of hole is 3.2mm.
Double- flowmeters: Air flow and gas flow table, with automatic ignition device.
Burning angle: 20 degrees.
All test parameters are all displayed by digital display.
Matching items: collection tower (including the water shade washing system