National Supply Centre is a full service HVAC store offering quality pleated, throwaway and media air filters. Our expert staff can help you determine the best filter for both optimal air quality and furnace efficiency.GET A QUOTE
Think big box retailers always have the best prices? Think again! National's filter pricing is competitive with all major big box retailers!GET A QUOTE
Buy in Bulk
Unlike big box retailers we offer customers the option to buy filters in bulk packs of 6 or 12 and save money.GET A QUOTE
Custom Sizes & Ratings
We stock a wide variety of filter sizes and specifications. If we don't have your preferred filter in stock we will order it in at no extra cost to you. Custom sizes available!
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