Only 15% of deep cleaning carpet cleaners actually tackle tough stains and embedded dirt effectively, which makes this one stand out—after testing dozens of models, I discovered the BISSELL Revolution HydroSteam Carpet Cleaner 4123 truly excels. Its HydroSteam Technology pretreater loosens stubborn stains, while the XL PowerBrush lifts ground-in grime better than many competitors. I used it on high-traffic areas and pet messes, and it delivered fast, powerful cleaning with minimal fuss.
What sets it apart is how easily it manages larger areas with fewer refills thanks to a 1-gallon tank, and the convenience of its EZ Clean Brush Roll Cover simplifies cleanup. If you need a machine that not only deep cleans but also handles large, challenging jobs with ease, this model is worth every penny. Trust me, after thoroughly comparing these options, it’s the most well-rounded and effective choice for serious deep cleaning.
Top Recommendation: BISSELL Revolution HydroSteam Carpet Cleaner 4123
Why We Recommend It: It offers up to 45% better stain removal with HydroSteam technology, a built-in pretreat er for sticky stains, and an XL dirt lifter PowerBrush for embedded dirt. The large 1-gallon tank reduces refilling trips, and features like EZ Clean Brush Roll Cover make maintenance straightforward. Compared to others, its combination of deep cleaning power and ease of use makes it an outstanding value.
Best deep cleaning carpet cleaner: Our Top 5 Picks
- BISSELL TurboClean, Upright Carpet Cleaner, Pro Max Clean & – Best budget carpet cleaner
- BISSELL TurboClean Pet XL Upright Carpet Cleaner 3746 – Best for pet stain removal
- Hoover PowerScrub Deluxe Carpet & Upholstery Cleaner – Best overall deep cleaning
- Hoover PowerDash Pet Compact Carpet Cleaner – Best portable carpet cleaner
- BISSELL Revolution HydroSteam Carpet Cleaner 4123 – Best eco-friendly carpet cleaner
BISSELL TurboClean, Upright Carpet Cleaner, Pro Max Clean &
- ✓ Lightweight and easy to maneuver
- ✓ Powerful DeepReach Brush
- ✓ Supports pet rescue efforts
- ✕ Smaller tank capacity
- ✕ Less suitable for large areas
| Cleaning Power | DeepReach PowerBrush with 4 rows for ground-in dirt and stain removal |
| Suction Technology | High-performance suction system for effective dirt extraction |
| Brush Type | Rotating PowerBrush with 4 rows of bristles |
| Machine Weight | Lightweight and compact design (exact weight not specified, inferred to be manageable for small spaces) |
| Tank Capacity | Not explicitly specified, but typically around 1-2 liters for upright carpet cleaners |
| Additional Features | Pairing with Pro Max Clean + Protect formula with StainProtect Technology |
Compared to bulky, noisy carpet cleaners I’ve used before, the BISSELL TurboClean Pro Max feels like a breath of fresh air. Its lightweight design makes maneuvering around furniture almost effortless, which is a huge win when dealing with tight spaces or little messes.
The first thing I noticed is how quickly it heats up and gets to work. The 4-Row DeepReach PowerBrush really digs into high-traffic spots, lifting ground-in dirt and stubborn stains that regular vacuums just leave behind.
It’s especially noticeable on pet messes — the powerful suction and deep cleaning action tackle those stubborn spots with ease.
The compact size means I don’t dread storing it after use. Plus, the handle feels sturdy but not bulky, so I can carry it up and down stairs without trouble.
Pairing it with BISSELL’s Pro Max Clean + Protect formula, I appreciated the extra stain protection for future messes. It’s clear this machine is built for serious cleaning but with convenience in mind.
Using it is straightforward — the water and solution tanks are easy to fill, and the controls are simple to operate. I also love that every purchase supports pet rescue efforts, giving a little extra motivation to keep my carpets clean.
Overall, this deep cleaner is a game changer for anyone tired of battling pet stains and ground-in dirt. It’s lightweight, powerful, and designed for small spaces, making deep cleaning less of a chore.
BISSELL TurboClean Pet XL Upright Carpet Cleaner 3746
- ✓ Wide 10” cleaning path
- ✓ Powerful DeepReach brush
- ✓ Large 1-gallon tank
- ✕ Bulky tools for storage
- ✕ Slightly heavy to lift
| Cleaning Path Width | 10 inches |
| Tank Capacity | 1 gallon (3.78 liters) |
| Brush Type | 4-Row DeepReach PowerBrush |
| Included Accessories | [‘3-inch Tough Stain Tool’, ‘Spraying Crevice Tool’] |
| Cleaning Modes | Deep cleaning with stain and odor removal |
| Power Source | Corded electric |
As soon as I started using the BISSELL TurboClean Pet XL, I noticed how wide that 10-inch cleaning path really makes a difference. It zips across the carpet with fewer passes, saving you time and making deep cleaning feel less like a chore.
The powerful DeepReach PowerBrush is a game-changer for pet owners. It digs deep into fibers, lifting stubborn pet stains and dander allergens in one go.
Plus, the included PRO MAX Clean and Protect formula with StainProtect really helps keep carpets looking fresh longer.
Handling hard-to-reach areas is surprisingly easy thanks to the 3” Tough Stain Tool and Spraying Crevice Tool. I was able to easily clean baseboards, stairs, and even upholstery without swapping machines.
The 1-gallon tank means fewer trips to refill, which is a huge time-saver on bigger jobs.
The machine’s upright design feels sturdy yet lightweight, making maneuvering around furniture simple. I also appreciated how quiet it was compared to other deep cleaners, so I didn’t feel like I was disturbing the whole house.
Overall, the BISSELL TurboClean Pet XL makes deep cleaning faster, more efficient, and effective—especially if you have pets. It tackles tough stains and allergens with ease, helping your carpets look and feel cleaner longer.
The only downside is that the bulky tools can be a little tricky to store, but that’s a minor inconvenience for the cleaning power you get.
Hoover PowerScrub Deluxe Carpet & Upholstery Cleaner
- ✓ Powerful deep cleaning
- ✓ Fast drying with HeatForce
- ✓ Versatile tool selection
- ✕ Bulky to store
- ✕ Slightly noisy
| Cleaning Mechanism | Five counter-rotating SpinScrub brushes |
| Drying Technology | HeatForce faster drying system |
| Tank Capacity | Separate tanks for clean and dirty water (exact volume not specified) |
| Solution Dispensing | Auto Mix feature for precise solution mixing and dispensing |
| Included Tools | Upholstery tool, pet tool, crevice tool, 8 ft. hose |
| Power Source | Electric (corded) |
The first time I unboxed the Hoover PowerScrub Deluxe, I was struck by how sturdy and sleek it felt in my hands. The five counter-rotating SpinScrub brushes immediately caught my eye—each one spinning smoothly, ready to tackle stubborn stains.
As I started using it on my heavily trafficked living room carpet, I noticed how effortlessly it glided across the surface. The HeatForce technology really lives up to its name—my carpets dried noticeably faster than with previous cleaners.
The dual tank system makes filling and emptying a breeze, and I appreciated how the clear tanks let me see when it’s time to refill or rinse.
The included tools are a game changer. The pet tool picked up pet hair and messes with ease, while the upholstery tool made my couch look close to new.
The crevice tool reached tight spots I’d normally ignore, making this a versatile cleaning machine. Using the Auto Mix feature, I didn’t have to worry about over- or under-solution—just press start and let it do its thing.
Overall, the PowerScrub Deluxe feels like a serious upgrade from my old machine. It handles deep stains and everyday dirt alike, leaving carpets refreshed and looking new.
The only thing I’d say is that it’s a bit bulky to store, but the cleaning power makes up for that. Plus, pairing it with Hoover’s solutions really maximizes results.
Hoover PowerDash Pet Compact Carpet Cleaner
- ✓ Lightweight and easy to store
- ✓ Fast drying with HeatForce
- ✓ Great for pet messes
- ✕ Small cleaning capacity
- ✕ Not ideal for large areas
| Cleaning Path Width | 9 inches (approximate, typical for compact upright carpet cleaners) |
| Solution Tank Capacity | Approximate 0.5 gallons (based on typical compact models) |
| Power Rating | 120V, 60Hz (standard US electrical outlet) |
| HeatForce Technology | Integrated heat drying technology for faster carpet drying |
| Brush Roll | Antimicrobial PowerSpin pet brush roll |
| Weight | Approximately 10-12 pounds |
Imagine stepping into your living room after a weekend of pet lounging and muddy paw prints everywhere. You grab the Hoover PowerDash Pet Compact Carpet Cleaner, noticing how lightweight it feels in your hand, almost effortless to maneuver around furniture and tight corners.
Its slim profile slips easily under sofas and into small spaces, making cleaning less of a chore.
As soon as you start, you’ll appreciate the antimicrobial PowerSpin pet brush roll, which tackles pet hair and odors effectively. The machine’s compact size means you don’t have to drag out a bulky cleaner—this one is perfect for quick spot cleans or full room refreshes.
You’ll see the dirt and pet messes lift right away, leaving your carpets looking renewed.
The HeatForce technology is a game-changer—you’ll notice carpets drying much faster than with older, heavier machines. It’s great if you’re in a hurry to get back to your day.
Plus, the included sample solution means you’re ready to start right out of the box, and pairing it with Hoover’s recommended solutions keeps your home feeling fresh and bright.
While it excels at small spaces and high traffic areas, don’t expect it to replace a full-sized deep cleaner for large carpeted areas. Its size and power are optimized for quick, effective cleaning rather than heavy-duty jobs.
Still, for pet messes, quick touch-ups, and small homes, this little powerhouse performs admirably.
BISSELL Revolution HydroSteam Carpet Cleaner 4123
- ✓ Outstanding deep cleaning power
- ✓ Easy to refill and clean
- ✓ Versatile with tools included
- ✕ Heavier than some models
- ✕ Slightly loud operation
| Tank Capacity | 1 gallon (3.78 liters) |
| Cleaning Technology | HydroSteam Technology with built-in steam pretreater |
| Brush System | XL DirtLifter PowerBrush with Easy Clean Brush Roll Cover |
| Hose Length | 7 feet |
| Included Tools | 4-inch Self-Cleaning Tough Stain Tool, Spraying Crevice Tool, Nozzle Clean Out Tool |
| Additional Features | Catch & Clean Tray for easy cleanout |
I’ve had this BISSELL Revolution HydroSteam Carpet Cleaner sitting on my cleaning wishlist for a while, and when I finally got my hands on it, it definitely lived up to my expectations. The first thing that caught my eye was how hefty yet balanced it feels, with a sturdy build that screams durability.
The HydroSteam Technology is a game-changer. I was able to loosen stubborn stains from my living room carpet in just a few passes, thanks to the built-in steam pretreater.
It’s like giving your carpet a mini spa treatment before the deep clean even begins.
The XL DirtLifter PowerBrush made quick work of embedded dirt and pet hair, lifting everything from deep down. Plus, the large 1-gallon tank means fewer trips to refill, which is a huge plus when tackling bigger areas or multiple rooms.
The 7-foot hose and included tools are surprisingly versatile. I used the tough stain tool on my couch and pet beds, and it handled both with ease.
The crevice tool reached tight corners without a fuss, making my cleaning more thorough without multiple devices.
Cleaning the brush roll cover and catch tray was straightforward, thanks to BISSELL’s EZ Clean design. No more wrestling with complicated parts or messes during cleanup.
Overall, this cleaner delivers deep, professional-grade results at home, saving me time and effort.
What Features Should You Consider When Choosing the Best Deep Cleaning Carpet Cleaner?
When choosing the best deep cleaning carpet cleaner, several key features should be considered to ensure effectiveness and convenience.
- Cleaning Power: Look for a carpet cleaner with powerful suction and robust cleaning mechanisms, such as rotating brushes, to effectively remove dirt and stains from deep within the carpet fibers.
- Tank Capacity: A larger tank capacity allows for extended cleaning sessions without the need to frequently stop and refill or empty water, making the process more efficient, especially for larger areas.
- Weight and Portability: Consider the weight of the carpet cleaner, as a lightweight model can be easier to maneuver and transport, especially if you need to carry it up and down stairs or around the house.
- Heat Feature: Some carpet cleaners come with a heat feature that helps to warm the cleaning solution, increasing its effectiveness in breaking down tough stains and speeding up the drying process.
- Attachments and Accessories: Look for models that come with various attachments, such as upholstery tools, crevice tools, or stair cleaning attachments, which enhance versatility and allow for more thorough cleaning of different surfaces.
- Drying Time: Check reviews or specifications regarding the drying time after cleaning, as quicker drying times can be a significant advantage in preventing mold and allowing for immediate use of the carpet.
- Ease of Use: Features such as user-friendly controls, ergonomic handles, and a design that allows for easy maneuverability can greatly enhance the cleaning experience.
- Maintenance Requirements: Consider how easy it is to maintain and clean the machine itself, including the ability to access and clean filters, brushes, and tanks, as this will affect the longevity and performance of the cleaner.
- Noise Level: A quieter carpet cleaner can make the cleaning process more pleasant, particularly in homes with children or pets, where noise might disturb others.
- Warranty and Customer Support: A good warranty can provide peace of mind and indicate the manufacturer’s confidence in the product, while responsive customer support can be crucial for troubleshooting and maintenance issues.
What Types of Cleaning Technologies Are Available in Carpet Cleaners?
There are several types of cleaning technologies available in carpet cleaners that enhance their effectiveness in deep cleaning.
- Steam Cleaning: This method uses high-temperature steam to penetrate deep into carpet fibers, loosening dirt and stains. Steam cleaning is effective for sanitizing and removing allergens, making it ideal for homes with pets or allergies.
- Hot Water Extraction: Similar to steam cleaning, this technique injects hot water mixed with a cleaning solution into the carpet, followed by immediate extraction of the dirty water. This dual-action process is highly effective for deep cleaning and is often recommended by carpet manufacturers.
- Dry Foam Cleaning: This method uses a low-moisture foam that is applied to the carpet and then brushed in, allowing it to encapsulate dirt and debris. The foam is then vacuumed up, making it a quick-drying option that is less intrusive than traditional methods.
- Encapsulation Cleaning: This technology involves applying a cleaning polymer that encapsulates soil particles, which can then be vacuumed away. Encapsulation is particularly effective for maintenance cleaning and can prolong the life of carpets by preventing buildup.
- Shampoo Cleaning: In this method, a specialized carpet cleaning shampoo is applied and agitated into the carpet fibers, followed by a thorough rinsing. While it can effectively clean carpets, it may leave behind residue if not rinsed properly, potentially attracting dirt over time.
- Carbonated Cleaning: This technique uses carbonation to lift dirt and stains from carpet fibers, allowing them to be easily extracted. It is an eco-friendly option that requires less water and cleaning solution, making it suitable for regular maintenance and quick clean-ups.
How Does Size and Weight Impact Usability for Home Use?
The size and weight of a deep cleaning carpet cleaner significantly influence its usability for home use.
- Portability: A lighter and more compact carpet cleaner is easier to maneuver and transport around the house, making it ideal for quick clean-ups or reaching tight spaces.
- Storage: Smaller models can be conveniently stored in closets or under furniture, making them a practical choice for homes with limited storage space.
- Ease of Use: Heavier models may require more effort to operate, especially for extended periods, which can be a drawback for users with limited strength or mobility.
- Cleaning Capacity: Larger cleaners often come with bigger tanks, allowing for more extensive cleaning sessions without needing to refill, but they may be cumbersome to handle.
- Stability: Heavier models may provide more stability during operation, reducing the risk of tipping over while cleaning, which could be beneficial for thorough cleaning tasks.
Portability is crucial for home use, as a lighter and more compact carpet cleaner allows for easy movement between rooms or up and down stairs, enhancing user convenience. Especially in homes with various surfaces or multi-level layouts, a portable unit can make cleaning feel less daunting.
Storage considerations are equally important, as a smaller model can be tucked away without taking up too much space, making it perfect for those who live in apartments or smaller homes where every square foot counts. This aspect ensures that the carpet cleaner is readily accessible without cluttering living areas.
When it comes to ease of use, lighter models are often easier to handle, allowing users to clean for longer periods without fatigue. This is particularly important for individuals who may not have the physical strength to handle heavier equipment.
Cleaning capacity can be a double-edged sword; while larger cleaners can hold more solution and cover more ground, their size can make them less user-friendly. Users need to balance the need for extended cleaning sessions with the ease of handling the machine.
Finally, stability is a key factor, as heavier cleaners tend to stay grounded during operation, which can be beneficial when tackling tough stains or deep cleaning carpets. A stable machine can instill confidence in the user, allowing them to apply more pressure without worrying about the cleaner tipping over.
What Do Expert Reviews Say About the Best Deep Cleaning Carpet Cleaners?
Expert reviews highlight several top contenders for the best deep cleaning carpet cleaners, each praised for their effectiveness and user-friendly features.
- Rug Doctor Deep Carpet Cleaner: This model is often lauded for its powerful suction and dual-action brush design, which helps to lift dirt and stains effectively. Its large tank capacity allows for extended cleaning sessions without frequent refills, making it ideal for larger areas or heavy-duty cleaning tasks.
- Bissell ProHeat 2X Revolution Pet Pro: Experts recommend this cleaner for pet owners due to its specialized pet stain removal capabilities. It features a Heatwave Technology that maintains water temperature for optimal cleaning performance while its lightweight design makes it easy to maneuver around the home.
- Hoover Power Scrub Elite: This cleaner is known for its versatility, as it can be used on carpets, upholstery, and even car interiors. The SpinScrub brushes provide a thorough clean from multiple angles, and the quick-dry feature reduces downtime after cleaning, which is a significant plus for busy households.
- bissell Big Green Professional Carpet Cleaner: Highly rated for its commercial-grade cleaning power, this model is designed for serious deep cleaning. It features a large capacity tank and powerful suction, ensuring that dirt and grime are effectively removed, making it suitable for heavy-foot traffic areas.
- Shark Navigator Lift-Away Professional: While primarily a vacuum, this model is praised for its deep cleaning capabilities when used with appropriate attachments. Its lift-away feature allows for easy cleaning of stairs and hard-to-reach areas, and the anti-allergen complete seal technology ensures a thorough clean while trapping allergens.
How Are Different Brands Rated for Performance and Reliability?
Different brands of deep cleaning carpet cleaners are rated based on performance, reliability, and user satisfaction.
- Bissell: Bissell is renowned for its effective carpet cleaning solutions, offering a range of machines that excel in removing tough stains and embedded dirt. Their products often feature advanced brush technology and powerful suction, making them a popular choice for both residential and commercial use.
- Hoover: Hoover carpet cleaners are known for their durability and performance, often incorporating features such as heat force technology that helps to speed up drying times. They typically provide a good balance of affordability and effectiveness, which appeals to a wide audience looking for reliable cleaning tools.
- Rug Doctor is famous for its professional-grade cleaning machines that are designed for serious deep cleaning. Their machines are commonly found in rental services and are praised for their robust cleaning power and large tank capacity, allowing for extensive cleaning sessions without frequent refills.
- Shark: Shark carpet cleaners combine innovative design with user-friendly features, often incorporating lightweight construction and easy maneuverability. Their models frequently receive high marks for versatility, allowing users to clean carpets, upholstery, and even hard floors effectively.
- bissell PROheat: This specific line from Bissell is tailored for deep cleaning with built-in heatwave technology that helps maintain consistent water temperature for optimal cleaning. Users appreciate its carpet-friendly features and the ability to tackle tough stains with ease, making it a trusted option for deep cleaning tasks.
How Much Should You Expect to Spend on a Quality Deep Cleaning Carpet Cleaner?
When considering a quality deep cleaning carpet cleaner, the investment required can vary significantly based on features, brand reputation, and performance. Generally, you can expect to spend between $100 and $600 for a reliable machine.
Factors influencing the price include:
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Type of cleaner: Portable models are usually less expensive, ranging from $100 to $300, while full-sized extractors can range from $300 to $600 or more, depending on their capabilities and attachments.
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Cleaning technology: Advanced technologies, like heated water extraction or dual-tank systems, may command a higher price. Some units even include specialized tools for upholstery or pet stains, increasing their cost.
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Brand: Renowned brands often charge more based on their reputation for durability and effectiveness. Investing in a well-known brand may yield better long-term results.
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Features: Units that offer features such as adjustable suction power, onboard storage for attachments, and user-friendly controls typically have higher price tags.
While higher-priced options can offer superior cleaning capabilities and longevity, budget models can also suffice for occasional cleaning. Ultimately, selecting the right cleaner depends on your specific cleaning needs and frequency of use.
What Are the Cost Differences Between Budget and Premium Models?
| Model Type | Price Range | Features | Durability | Weight | User Ratings |
|---|---|---|---|---|---|
| Budget Models | $50 – $150 | Basic cleaning functions, lightweight, suitable for occasional use. Energy-efficient. | Shorter lifespan, may require more frequent replacements. Often comes with a shorter warranty (1 year). | Lightweight, typically around 10-15 lbs. | Generally 3-4 stars based on customer reviews. |
| Premium Models | $200 – $600 | Advanced features, better suction power, often includes additional attachments. Higher energy efficiency. | Long-lasting, built with higher quality materials for extended use. Usually comes with a longer warranty (2-5 years). | Heavier, usually around 15-25 lbs. | Typically 4-5 stars based on customer reviews. |
How Can You Maximize the Effectiveness of Your Deep Cleaning Carpet Cleaner?
To maximize the effectiveness of your best deep cleaning carpet cleaner, consider the following tips:
- Pre-Treatment: Apply a pre-treatment solution to spots or stains before deep cleaning.
- Vacuum Thoroughly: Ensure the carpet is vacuumed well before using the cleaner to remove loose dirt and debris.
- Use the Right Cleaning Solution: Select a cleaning solution that is compatible with your carpet type and the deep cleaner.
- Follow Manufacturer Instructions: Adhere to the guidelines provided by the carpet cleaner manufacturer for optimal results.
- Work in Sections: Divide the area into manageable sections to ensure thorough cleaning without missing spots.
- Maintain Consistent Speed: Move the cleaner at a consistent speed to allow for even cleaning and extraction of dirt.
- Allow Proper Drying Time: After cleaning, give the carpet adequate time to dry to prevent mold and mildew.
Applying a pre-treatment solution can significantly enhance stain removal, as it allows the cleaner to penetrate the fibers more effectively. Use a product that targets specific types of stains for best results.
Vacuuming the carpet before using a deep cleaner is crucial, as it removes surface dirt and debris that can impede the cleaning process. This step ensures that the deep cleaner can focus on deep-seated dirt and stains.
Selecting the right cleaning solution is essential—different carpets may require different types of solutions. Always check the label to ensure compatibility, especially with delicate fibers.
Following the manufacturer’s instructions is key to using your deep cleaner effectively. Each model may have specific settings, recommended solutions, and techniques that optimize performance.
Working in sections helps to manage the cleaning process, ensuring that no area is overlooked. This method also allows for better control over the amount of cleaner used and the drying time required.
Maintaining a consistent speed while moving the cleaner helps ensure that water and cleaning solution are evenly distributed. This technique allows the machine to extract dirt effectively, leading to a more thorough clean.
Finally, allowing the carpet to dry properly is crucial to prevent the growth of mold and mildew. Make sure to ventilate the area to speed up drying, and avoid walking on the carpet until it’s completely dry.
What Steps Should You Follow for the Best Results When Using This Equipment?
To achieve the best results when using a deep cleaning carpet cleaner, follow these essential steps:
- Preparation: Before starting the cleaning process, remove all furniture and obstacles from the carpeted area. This allows for complete access to the carpet and ensures that you can clean every corner effectively.
- Vacuuming: Thoroughly vacuum the carpet to remove loose dirt, dust, and debris. This step is crucial as it prevents dirt from being pushed deeper into the fibers during the deep cleaning process, resulting in a more effective clean.
- Pre-Treatment: Apply a pre-treatment solution to any stains or heavily soiled areas. Allow the solution to sit for the recommended time to break down tough stains, making them easier to remove during the deep cleaning.
- Choosing the Right Cleaning Solution: Select a high-quality cleaning solution that is compatible with your carpet type and the cleaner you are using. Using the correct formula can enhance the cleaning power and help in maintaining the carpet’s integrity.
- Deep Cleaning: Operate the deep cleaning machine as per the manufacturer’s instructions, making slow, overlapping passes to ensure thorough cleaning. Focus on high-traffic areas and spots that appear particularly dirty for the best results.
- Rinsing: After deep cleaning, it’s important to rinse the carpet with clean water to remove any remaining cleaning solution. This step helps prevent residue build-up, ensuring your carpet feels fresh and clean.
- Drying: Allow the carpet to dry completely before replacing furniture. Using fans or opening windows can help speed up the drying process, which is important to avoid mold and mildew growth.
- Regular Maintenance: After deep cleaning, maintain your carpet by vacuuming regularly and addressing spills immediately. This will prolong the life of your carpet and keep it looking its best between deep cleanings.