Profile: Pennington Equipment Company is an equipment manufacturing distributor of environmental products for home, office and business. We design, develop, manufacture and market air, water & soil environmental products & conditioning equipment. We also offer portable air conditioners to cool down the information superhighways in computer server rooms. Our solar powered aeration systems use only the sun for water aeration. We aerate wastewater treatment facilities, aquaculture facilities, lakes, rivers, and streams. Our bubbler aerators are designed to aerate 24/7, and are very popular for deicing to keep livestock tanks open & fish/fowl safer in winter. Our septic tank aerators, BioR septic tank enzymes and washing machine lint traps help extend septic tank life & produce cleaner water. Our Sweetfilter IV manhole insert is designed to fit many of the locking manhole covers.