Description of Business and Summary of Significant Accounting Policies (Details Narrative) - USD ($)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018
Net (loss) income	$ (240,306)	$ (109,203)	$ (504,351)	$ (327,143)
Accumulated deficit	10,687,129		10,687,129		$ 10,182,778
Allowance for doubtful accounts	9,200		9,200		9,200
Advertising and trade show expense	10,352	26,580	3,324	28,963
Research and development costs	34,676	36,744	$ 64,244	43,176
Percentage of minimum deposit for custom and large tank fill systems			50.00%
Percentage of restocking fees			15.00%
Customer deposits and unearned revenue	234,813		$ 234,813		245,907
Reserve for warranty work			10,543		8,834
Incerased amount of reserve for warranty work			1,709
Stock issued for employee compensation	56,832	$ 7,786	$ 148,883	$ 32,786
Potentially dilutive shares included from dilutive earnings per share			83,782,544	62,164,296
Right of use assets	591,408		$ 591,408
Accounting Standards Update 2016-02 [Member]
Right of use assets	635,613		635,613
Additional liabilities	$ 635,613		$ 635,613
Property, Equipment and Leasehold Improvements [Member] | Minimum [Member]
Property, plant and equipment, useful life			3 years
Property, Equipment and Leasehold Improvements [Member] | Maximum [Member]
Property, plant and equipment, useful life			5 years