Replacement evaporative cooler media from Premier Industries, Inc. helps restore airflow, water contact, cooling output, and system reliability when existing pads or media sections are scaled, worn, restricted, or deteriorated. Media condition directly affects how well an evaporative cooler performs, especially in hot, dry climates where water distribution, pad depth, and airflow all work together.
Premier supplies replacement media for evaporative cooling equipment in common sizes, depths, and configurations. Whether you are maintaining a commercial cooler, replacing worn media in an industrial unit, or reviewing a wet section that no longer cools evenly, the correct media size and depth matter. If you need help matching a size from an existing unit, reach out to our replacement media specialists before ordering.
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Replacement Evaporative Cooler Media for Better Cooling Performance
Evaporative cooler media is where the cooling process happens. Warm outside air passes through wetted media, water evaporates, and heat is removed from the air stream before cooler air is delivered into the building. When media becomes clogged, brittle, scaled, dry in sections, or structurally weak, the system can lose cooling performance even if the fan, pump, and cabinet still operate.
Replacement evaporative cooler media should match the system
Media should be selected by width, height, depth, airflow needs, water distribution pattern, and equipment condition. If your team is comparing media replacement with a larger equipment update, Premier’s evaporative cooler installation cost guide can help frame the bigger budgeting picture.
Common replacement depths for evaporative cooling media
Replacement media options for many cooler configurations
New media can help restore airflow and water contact
Premier can help match media to existing equipment
Correctly sized replacement media helps restore proper airflow, wetting, and cooling performance in evaporative cooling equipment.
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Why Evaporative Cooler Media Replacement Matters
Media replacement is one of the most important maintenance decisions for evaporative cooling equipment. A cooler can have a working fan, pump, and water supply, but if the media is blocked or unevenly wetted, cooling performance can still fall short. Media condition affects air temperature, airflow volume, water distribution, pressure drop, odor, mineral buildup, and energy efficiency.
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Common signs replacement media is needed
Reduced cooling output
The unit runs, but the delivered air is warmer than expected or weaker than it was in previous seasons.
Heavy mineral buildup
Scale can restrict airflow and prevent water from spreading evenly across the media surface.
Uneven wetting
Dry streaks or dry sections reduce the cooling effect and may point to media, pump, or water distribution problems.
Damaged or collapsed media
Weak, sagging, crumbling, or broken media can block airflow and prevent the unit from cooling properly.
Replacement timing depends on use and water quality
There is no single replacement interval that fits every unit. Water hardness, operating hours, maintenance habits, pad depth, dust exposure, and seasonal runtime all affect media life. Premier’s guide on how often to replace swamp cooler pads gives a practical way to evaluate media age, visible condition, and cooling performance together.
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Replacement Media Sizes and Current Pricing
The table below lists available replacement media sizes and current pricing. Measurements are shown as width by height by depth. Before ordering, confirm the exact media dimensions from the existing cooler or wet section. Even small differences in height, width, or depth can affect fit, airflow, and water distribution.
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Replacement evaporative cooler media size chart
| Size (W x H x D) | Current Price |
|---|---|
| 36 x 17-3/8 x 8 | $57.97 |
| 36 x 24 x 8 | $73.23 |
| 40 x 22-3/4 x 8 | $81.37 |
| 40 x 22-3/4 x 12 | $122.05 |
| 40 x 23 x 8 | $81.37 |
| 40 x 23 x 12 | $122.05 |
| 40 x 28 x 8 | $101.71 |
| 40 x 28 x 12 | $152.56 |
| 40 x 29-3/4 x 12 | $152.56 |
| 40 x 29-3/4 x 8 | $101.71 |
| 40 x 30 x 8 | $101.71 |
| 40 x 30 x 12 | $152.56 |
| 40 x 37-3/4 x 8 | $132.22 |
| 41-1/4 x 22-1/2 x 8 | $83.91 |
| 41-1/4 x 22-1/2 x 12 | $125.87 |
| 41-1/4 x 29 x 8 | $104.89 |
| 41-1/4 x 29 x 12 | $157.33 |
| 41-1/4 x 29-1/8 x 8 | $104.89 |
| 41-1/4 x 29-1/8 x 12 | $157.33 |
| 42 x 22.5 x 8 | $85.44 |
| 42 x 22.5 x 12 | $128.15 |
| 42 x 27.5 x 8 | $106.79 |
| 42 x 27.5 x 12 | $160.19 |
| 48 x 30 x 8 | $122.05 |
| 48 x 44.5 x 12 | $292.92 |
| 48 x 44.5 x 8 | $195.28 |
| 48 x 44-5/8 x 8 | $195.28 |
| 48 x 44-5/8 x 12 | $292.92 |
| 60 x 24 x 8 | $122.05 |
| 60 x 24 x 12 | $183.08 |
| 60 x 30 x 8 | $152.56 |
| 60 x 30 x 12 | $228.85 |
| 60 x 34.5 x 8 | $183.08 |
| 60 x 39 x 8 | $198.33 |
| 60 x 39 x 12 | $297.50 |
| 72 x 60 x 6 | $272.62 |
| 60 x 48 x 6 | $183.08 |
| 48 x 36 x 6 | $109.85 |
| 36 x 24 x 6 | $54.92 |
| 26 x 22.5 x 6 | $39.67 |
| 26 x 19 x 6 | $34.71 |
Prices can vary with availability, shipping, and product updates. If you are unsure which size is correct, contact Premier’s evaporative cooling team with your current media dimensions, equipment model, or photos of the existing wet section.
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How to Measure Replacement Evaporative Cooler Media
Accurate measurement is critical. Replacement media should fit the frame or wet section without forcing, gaps, compression damage, or airflow bypass. When media is too small, air can pass around it instead of through it. When it is too large, it can deform during installation and reduce performance.
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Measure replacement evaporative cooler media before ordering
Width
Measure the media from side to side across the face that receives airflow. Confirm whether the frame has any stops or channels that affect fit.
Height
Measure from top to bottom. Check whether the existing media has compressed, sagged, or shrunk before relying on old dimensions.
Depth
Measure the media thickness in the direction of airflow. Common depths include 6 inch, 8 inch, and 12 inch options.
Condition of the frame
Inspect the surrounding wet section, water distribution area, and support surfaces before installing new media.
Check the wet section before replacing media
If the media is damaged because of poor water distribution, a corroded frame, or a failing wet section, new media may only be a temporary fix. Premier’s replacement wet sections can be a better option when the cabinet area, sump, water delivery system, or support structure is no longer dependable.
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Choosing the Right Media Depth
Media depth affects air and water contact time, airflow resistance, saturation efficiency, and cabinet fit. A 6 inch media section, 8 inch media section, and 12 inch media section may look similar at a glance, but they are not always interchangeable. The correct depth depends on equipment design and the cooling performance expected from the unit.
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Media depth should match airflow and equipment design
Deeper media can provide more surface area for evaporation, but it must be matched to the fan, cabinet, and water distribution system. Installing the wrong depth can reduce airflow, create water distribution issues, or prevent proper fit. For media-specific product references, Premier also provides information on CELdek evaporative cooling media, GLASdek evaporative cooling media, and KÜÜL evaporative cooling pads.
| Media Depth | Common Use | Selection Consideration |
|---|---|---|
| 6 inch | Smaller or specific replacement configurations | Confirm frame depth and airflow requirements before ordering |
| 8 inch | Common replacement media depth | Often used where a balance of fit, airflow, and cooling performance is needed |
| 12 inch | Higher media depth for greater air and water contact area | Must match cabinet depth, fan capacity, and water distribution design |
Do not reduce depth just to fit a cheaper replacement
Using thinner media than the system was designed for can reduce cooling performance and may allow air to bypass the intended wetted surface area. If you are unsure what depth the equipment was built to use, review the unit documentation or use Premier’s evaporative cooler specs and drawings for technical planning support.
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How Maintenance Affects Replacement Media Life
Replacement media lasts longer when the system is cleaned, drained, dried, and inspected consistently. Water quality is one of the biggest variables. Hard water can leave mineral deposits, poor bleed-off can concentrate dissolved solids, and dirty sump water can recirculate debris into the media.
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Maintenance tasks that help protect replacement media
- Clean the sump: Remove sediment and debris so dirty water is not recirculated through the media.
- Inspect water distribution: Confirm that water spreads evenly across the media surface without dry streaks.
- Check bleed-off: Proper bleed-off helps reduce mineral concentration in recirculating water.
- Dry the media: Routine drying can help reduce continuous moisture stress and odor problems.
- Replace damaged media promptly: Collapsed or clogged media can reduce airflow and system effectiveness.
- Inspect filters and strainers: Blocked filters can reduce water flow and create uneven wetting.
- Schedule seasonal service: Startup and shutdown maintenance help prevent problems from carrying into the next cooling season.
Water quality can shorten or extend media life
Water chemistry affects scale, pad rigidity, odor, and system performance. Premier’s article on how water quality affects evaporative cooling performance explains why water management should be part of every replacement media plan. For broader maintenance steps, the swamp cooler maintenance guide covers cleaning, inspection, media review, and water system upkeep.
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Replacement Media, Cooling Performance, and System Planning
Replacing media can improve cooling performance when the existing media is the main restriction. However, if the system is undersized, the wet section is failing, humidity is too high, or airflow is poorly planned, new media may not solve every cooling issue. The media should be evaluated as part of the full evaporative cooling system.
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When media replacement may restore performance
- The existing media is clogged, scaled, brittle, or visibly damaged
- The unit cooled well before the media deteriorated
- The fan, pump, and water distribution system are still operating correctly
- The wet section and cabinet are structurally sound
- The media size and depth can be matched accurately
When a larger equipment review may be needed
- The cooler is not sized correctly for the building or workspace
- The wet section is corroded, leaking, or difficult to clean
- The pump or water distribution system cannot wet the media evenly
- The system has repeated media failures or odor problems
- The building needs a different airflow or ventilation strategy
Compare evaporative cooling with other cooling options
If you are deciding whether to replace media, repair equipment, or consider a different cooling system, Premier’s swamp cooler vs AC guide explains how evaporative cooling compares with refrigerated air conditioning in climate fit, operating cost, comfort, and ventilation. For broader equipment selection, review Premier’s evaporative coolers, commercial evaporative coolers, and industrial evaporative coolers.
Technical reference
For broader HVAC industry standards and technical resources, ASHRAE is a respected external source for heating, ventilation, air conditioning, and refrigeration information.
Climate note
Evaporative cooling media works best when outdoor air is dry enough to support evaporation. If humidity is limiting performance, Premier’s swamp cooler humidity chart can help frame realistic cooling expectations.
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Related Evaporative Cooling Products and Replacement Options
Replacement media is often one part of a larger service decision. Depending on equipment condition, the right next step may include new media, a replacement wet section, accessory replacement, or a full equipment review. Premier helps customers compare practical options before spending money on the wrong fix.
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Replacement and product support from Premier
Evaporative cooling media
Compare evaporative cooling media options when selecting material type, depth, and performance characteristics.
Replacement wet sections
Review replacement wet sections if the media frame, water distribution system, or wet section structure is no longer dependable.
Products and accessories
Explore evaporative cooling products and accessories for replacement components, media, and related equipment support.
Shop
Browse the Premier Industries shop for available parts, components, and evaporative cooling product options.
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Get Help Ordering Replacement Media
Premier Industries has supported evaporative cooling equipment owners since 1983 with durable equipment, replacement media, wet sections, parts, and practical product guidance. If you need to match media size, confirm depth, compare replacement options, or review whether a wet section replacement makes more sense, Premier can help you avoid guesswork.
For fast support, get in touch with Premier’s replacement media team or call 602-997-8754. If you are still comparing equipment categories, you can also review nationwide evaporative cooling equipment support and Premier’s full evaporative cooling products and accessories.
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Frequently Asked Questions About Replacement Evaporative Cooler Media
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How do I know what size replacement evaporative cooler media I need?
Measure the existing media by width, height, and depth. Confirm the frame opening and inspect the media area before ordering because old media may be compressed, damaged, or no longer showing its original size accurately.
When should evaporative cooler media be replaced?
Media should be replaced when cooling output drops, airflow is restricted, the media is heavily scaled, water no longer distributes evenly, or the media becomes brittle, sagging, or damaged. Premier’s swamp cooler pad replacement guide covers common warning signs.
Can I replace evaporative cooler media myself?
Some media replacement can be handled by maintenance teams when the size is known and access is straightforward. Larger units, damaged wet sections, or uncertain sizing should be reviewed before ordering replacement material.
What depth of replacement media should I use?
Use the depth the equipment was designed to accept. Common options include 6 inch, 8 inch, and 12 inch media, but the correct depth depends on cabinet fit, airflow, and water distribution design.
What causes evaporative cooler media to wear out early?
Poor water quality, heavy mineral buildup, dirty sump water, poor bleed-off, uneven water distribution, constant wetting, lack of cleaning, and dust exposure can all shorten media life.
Should I replace the media or the whole wet section?
Replace only the media when the wet section, sump, water distribution system, and frame are still in good condition. Consider a wet section replacement when the structure is corroded, leaking, clogged, or unable to wet the media evenly.
Does new replacement media improve cooling performance?
New media can improve performance when old media is clogged, scaled, damaged, or no longer holding water evenly. It will not fix every issue if the unit is undersized, humidity is too high, or the water distribution system is failing.
How does replacement media affect evaporative cooler cost?
Replacement media is often a lower-cost repair compared with full equipment replacement, but the right decision depends on media size, wet section condition, labor, installation needs, and whether the unit is still correctly sized.
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