Get to Know Our Family at
DL Sales Corp in Phoenix, AZ

DL Sales Corp in Phoenix, AZ is a family of three companies: Dave Downing & Associates, Filtemp Sales, and Filtration Systems. Together, we provide the best filtration products and latest technology for the best prices.

Dave Downing & Associates

For over three decades, Dave Downing & Associates has been the leading supplier of clean air filtration products. As members of The National Air Filtration Association (NAFA) and the American Society of Heating & Refrigeration Engineers (ASHRAE), our company stays on the leading edge of new technology and standards.

Dave Downing & Associates has a long history of supplying large and small companies throughout Arizona. We are known for our technical competence and personal dedication to our customers. Our expert sales staff can provide you with the perfect filtration systems for your application.

In addition to finding the right product for you, our staff can analyze your situation to match you with a schedule and product that will save you money and reduce your energy consumption.

A Variety of Air Filters to Suit Your Needs

We provide a full range of air filtration products that can be found on the Products Page. We can fill any air filtration needs from the residential consumer to critical high tech and medical applications. Our products range include:
  • Standard Disposable Fiberglass
  • Filters
  • Pleated Filters
  • Bag Filters
  • Carbon Cells
  • High-efficiency Mini-Pleats
  • HEPAs
We also provide custom filters for those hard to find sizes and types.

Additional Products and Services

In addition to HVAC applications, we provide a wide array of quality products to meet your needs. Our product line supplies:
  • Paint Booth
  • Air Cleaners
  • Carbon Filters
  • Bag In/Bag Out
  • Industrial Belts
  • Dust Collection
  • Oil Mist Collection
  • UV Air Purification
  • Cooling Tower Treatment
  • Evaporative Cooling
If you have question about any of our products, or need help finding a solution, do not hesitate to contact our expert sales staff at 602-264-5100.

Filtemp Sales

Filtemp Sales works alongside Dave Downing & Associates to provide you with the best flow fans and pumps as well as heat exchanger solutions.

Air Filtration: Need air filtration products? We supply compressed air coalescers and vapor absorbers by Finite. We also have a complete line of standard and custom HVAC air filters.

Liquid Filtration: We carry a full line of filtration liquid products ranging from sub-micron, high purity membranes to simple Y strainers to 36″ automatic strainers. It also includes cartridge filters, bag filters, sand filters, and mechanically cleaned filters. Our line has products from top name brands, such as Parker Process, Eaton Filtration, Pentek, Omnipure, Velcon Systems, Yardney.

Flow-Fans: We represent lines by Aerovent and Cincinnati Fan. Aerovent products include OEM propellers and package Air Make-Up units. It also includes a complete range of the centrifugal & axial in CS, alloy, and FRP construction. Cincinnati Fan offers smaller centrifugal, axial, pressure blowers, and fume ventilators with shipments.

Flow-Pumps: You’ll love our wide selection of pumps. If you need seal-less pumps for slurries and chemicals, we have seal-less centrifugals from A.R. Wilifley & Sons. We also provide non-metallic thermoplastics from Vanton Pump & Equipment for high purity and/or highly corrosive fluids. Have a challenging pumping application? We also represent Versa-Matic air operated diaphragm pumps.

Heat Transfer: We provide a full line of heat exchanger solutions, energy savings HVAC applications, and high temperature, high pressure heat transfer applications.

Additional Information

Filtration Systems

Filtration Systems has been supplying micro filtration products to High-Tech Industries for the past 25 years. We provide filtration and fluid processing components of the highest quality, matched only by our unsurpassed service.

Our knowledgeable support staff, with many years of experience, can offer you the technical expertise that you need to meet your filtration requirements.

Industries Served

  • Pharmaceutical
  • Bioprocessing
  • Microelectronics
  • Food and Beverage
  • Biological
  • Chemical
  • Industrial
  • Laboratory

If you have any questions please feel free to contact our expert sales staff.

Installation of Air Filters

We install HVAC filters in commercial and industrial facilities including manufacturing facilities, hospitals, office complexes, semiconductor plants, restaurants, etc. Our NAFA Certified Technicians have gone through background checks, screening, and are trained in all aspects of air filter installation.

Customized Filter Schedules

Our filter changing frequencies are evaluated to insure optimum filter change points. These evaluations are performed by our sales engineers who are CAFS (Certified Air Filter Specialists) by the National Air Filtration Association (NAFA). In addition, our technicians are all trained and are NAFA Certified. Schedules can be customized to meet any demand the harsh environment Arizona offers.

Evaporative Cooler Maintenance and Installation

As one of the largest suppliers of evaporative cooler media in the Southwest, we off competitive prices for any size evaporative cooler. Our certified technicians are able to perform winter start-ups, winterizing, change out of rigid cooler media and aspen pads, belts, pulleys, pumps, floats, etc.

HVAC Coil Cleaning

We thoroughly and professionally clean HVAC coils. This ensures proper air flow and heat transfer resulting in a more efficient system and lower energy bills. We can eliminate the use of harmful chemicals to clean coils by heating the water to 180 degrees.

Heat Exchanger Cleaning

Many large buildings take of advantage of “free cooling” when the weather cools off. Have us check your heat exchanger and make sure the gaskets are in good shape and the plates are not fouled. We offer power washing and full plate

chemical cleaning if necessary.

Cooling Tower Cleaning

Your cooling tower plays a key role in your business’ efficiency and productivity. At DL Sales Corp, we understand how important it is to maintain your cooling tower in Phoenix, AZ, which is why we partner with only the best manufacturers in the industry.

Whether you need to repair, replace, or maintain your cooling tower, you can trust us to match you with the right company to get the job done right.