Uni-Guard Barrier Filter System Uni-Guard units are manufactured from 11 gauge galvanised steel with externally bolted construction. Uni-Guard housings are designed to accommodate two stage filtration - 50 or 100 mm prefilters followed by 300 mm deep final filters. Weather protection is conveniently hinged for easy access to the filters.
	Tri-Guard Barrier Filter System Tri-Guard units are manufactured from heavy duty 3/16" steel plate with welded construction. Painted surface is standard. Tri-Guard housings are equipped with the Airguard heavy duty GT filter bank assembly. Optional environmental treatments are available including coalescing banks, heating/cooling coils, hot air anti-icing and evaporative cooling.
	Pulse-Guard Self-Cleaning Cartridge Filter System Pulse-Guard units are manufactured from heavy duty 3/16" thick steel plate with welded and bolted construction. Painted surface is standard. The cylindrical cartridge filters are typically installed vertically under the Pulse-Guard housing. Horizontal arrangement of the cartridges for cross flow applications is available. Self-cleaning Pulse-Guard units provide uninterrupted air filtration in extreme environments ranging from desert sand storms to arctic ice fog. The Pulse-Guard design is unique for its ability to maximise the pulse energy within the filter cartridge.