The utility model provides a modular eliminate combustible gas module, modular eliminate combustible gas module includes casing and elimination combustible gas module, wherein, the bottom of casing is the gas access, the upper portion of casing is the gas outlet, eliminate the layering of combustible gas module set up in in the casing. Compared with the prior art, the utility model discloses having and being applied to narrow and small space in a flexible way, the volume is less, install relatively easy, low to the requirement of supporting, the relatively easy beneficial effect of whole implementation process.