5. PROPERTY, PLANT & EQUIPMENT (Details) - USD ($)	Mar. 31, 2016	Dec. 31, 2015
Property, Plant and Equipment [Line Items]
Cost	$ 10,948,997	$ 10,549,904
Accumulated Depreciation	7,060,527	6,758,795
Net	3,888,470	3,791,109
Buildings [Member]
Property, Plant and Equipment [Line Items]
Cost	4,868,148	4,766,282
Accumulated Depreciation	2,860,889	2,774,306
Net	2,007,259	1,991,976
Computer hardware [Member]
Property, Plant and Equipment [Line Items]
Cost	91,124	88,026
Accumulated Depreciation	86,170	82,811
Net	4,954	5,215
Furniture and fixtures [Member]
Property, Plant and Equipment [Line Items]
Cost	32,939	29,147
Accumulated Depreciation	22,119	20,774
Net	10,820	8,373
Office equipment [Member]
Property, Plant and Equipment [Line Items]
Cost	18,345	17,214
Accumulated Depreciation	17,181	16,054
Net	1,174	1,160
Manufacturing equipment [Member]
Property, Plant and Equipment [Line Items]
Cost	5,296,941	5,074,079
Accumulated Depreciation	3,963,545	3,770,819
Net	1,333,396	1,303,260
Trailer [Member]
Property, Plant and Equipment [Line Items]
Cost	13,294	12,474
Accumulated Depreciation	12,462	11,630
Net	832	844
Boat [Member]
Property, Plant and Equipment [Line Items]
Cost	34,400	34,400
Accumulated Depreciation	4,988	3,440
Net	29,412	30,960
Leasehold improvements [Member]
Property, Plant and Equipment [Line Items]
Cost	75,432	29,604
Accumulated Depreciation	3,771	0
Net	71,661	29,604
Technology [Member]
Property, Plant and Equipment [Line Items]
Cost	105,190	98,701
Accumulated Depreciation	89,412	78,961
Net	15,778	19,740
Land [Member]
Property, Plant and Equipment [Line Items]
Cost	413,184	399,977
Accumulated Depreciation	0	0
Net	$ 413,184	$ 399,977