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Corte Clean Composite Deck Cleaner Reviews

4.8 Rating 708 Reviews
97 %
of reviewers recommend Corte Clean Composite Deck Cleaner
4.8
Based on 708 reviews
Shipping & Delivery
Delivery Methods
Courier, Postal Service
Average Delivery Time
Within 5 Days
On-time Delivery
100%
Accurate And Undamaged Orders
100%
Customer Service
Communication Channels
Email, Telephone, Live Chat
Queries Resolved In
Under An Hour
Read Corte Clean Composite Deck Cleaner Reviews

About Corte Clean Composite Deck Cleaner:

CORTE*CLEAN® is the proven solution for cleaning and inexpensively routinely maintaining composites of all common staining issues including mold & mildew stains, black spots, grease, oil, barbecue, tannin, leaf, pine needle, chalk, berries, sunscreen, olive oil, citronella candle oil, peanut butter, red wine, pet food, hard water, grass, ground in dirt, clay, brick, flower pot, rust, grime, green slime and most other stains that saturate the porous surfaces of most composites.

Visit Website

Phone:

(415) 924-9502

Email:

info@compositedeckcleaner.com

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I think time will tell in the effectiveness of the cleaner. The black spots that I thought were mildew may have actually been moss or algae. After I used the cleaner, the black spots turned green. Even though the cleaner did not remove the spots, I'm hoping that it killed what was growing and they will eventually fade.
Helpful Report
Posted 8 years ago
Our Trex deck was so bad, we hired a professional to clean it as whatever we tried didn't work. The person that came out to do the job used CorteClean and it turned out to be an unbelievable transformation. He told us how to order it and to keep our deck looking this good recommended that we do it twice a year but at half strength. This has worked very well and it is an amazing product. We discovered it quite by accident and I do fault Trex for not making their customers aware of the fault of this composite deck. Apparently the Trex decks are made differently today but as ours has been here for about 15 years or so, we had to make do with what was here. We would highly recommend CorteClean and also would encourage users to keep up with the maintenance. This makes it much easier. Also the customer service is outstanding. We were given advice on how to make the job easier and have been very satisfied. Palatine, IL.
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Posted 8 years ago
I love the product.I have a timber tec deck and it was full of mold and dark spots I used corti clean on it and It came out great.My neighbor couldn't believe how beautiful it came out.(he's a doubting thomas).Any questions I had about the product was answered by the manufacturer.They are fantastic!!!!!!!
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Posted 8 years ago
Excellent product. Easy to use. Allow product to work for you. Follow directions. 800 service Very helpful.
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Posted 8 years ago
When the rain stops long enough for the deck to dry, we will try the product. Til then , no comment.
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Posted 8 years ago
Just follow the directions and wear rubber gloves. This cleaner works very well. Our weather in Western Pennsylvania has plenty of rain which, causes algae-the green color that appears on composite decking material. The Corte Clean removes the algae with a little scrubbing involved. It's best to clean your deck several times each year with this cleaner.
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Posted 8 years ago
Very difficult to get dissolved. Product did work, however, will take several very expensive treatments to accomplish a good clean
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Posted 8 years ago
This product cleans my deck great. Makes it look almost like new .
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Posted 8 years ago
This product works the best I've tried
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Posted 8 years ago
Works good, removes deck stains.
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Posted 8 years ago
I have used this product for years and have found that it is the only product on the market that returns my composite deck to its original state. No mold, no stains. I have found that a "lite" treatment in the fall will save a lot of scrubbing during the spring treatment.
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Posted 8 years ago
This cleaner was easy to use, we sprayed it on and let it sit then scrubbed lightly with a long handle brush. The deck came out like new. We used it on a year and a half old deck, grey Trex reliaboard. Its a great product!
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Posted 8 years ago
The product is easy to use and works effectively. The brown color indicates that the product is working and after light scrubbing a simple rinse is all that is needed. Power washing with other products can't remove those black spots like Corte Clean. Very satisfied.
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Posted 8 years ago
Exceeded my expectations!!! After 4 years the TimberTech decking became quite stained with mildew residue spots created by rain. I power washed it a year ago however it did not remove the deep stains. Two weeks ago I used the Corte*Clean, following the instructions carefully! It really worked - the stains are gone and the deck looks nearly as it did when first installed!!! Note that after applying the Corte*Clean solution on the deck, letting it absorb for 10-20 minutes, scrubbing it with a brush, I power washed the deck, instead of just rinsing with a hose. The hose rinsing alone left some stain residue (though much less than after just power washing, but still noticeable) - so my recommendation is to power wash to rinse!!! One happy customer ...
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Posted 8 years ago
The product worked very well as advertised. It cleaned my TimberTek deck using a power washer as well as the PVC rails. I would recommend it.
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Posted 8 years ago
Joe from uniontown Pa. I have used corte clean ever since I had a timber tec deck installed eight years ago. This is the only product that really cleans my deck. A composite deck is not maintenance free. It does grow mold and mildew and corte clean is the product that gets it out. I give it a 10. Would recommend it to all.
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Posted 8 years ago
Good stuff. Got deck very clean. Had let the deck go too long. Back to new now.Never used any of the Big Box suggestions, but did use the lumber company that sold decking (C Clean) suggestion Tom PIA
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Posted 8 years ago
I live in the extremely rainy, mossy and mildew growing Northwest. Over the years, I've tried many products formulated for decks, but none made much of an improvement in the appearance. However, after an application and good cleaning of our Trex deck, Corte Clean produced was the best result I've ever obtained. Some visual permanent staining from years of inadequate cleaning are still seen, but very inconspicuous. And cleaning the second spring was much, much easier.
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Posted 8 years ago
Corte Clean is super easy to use and incredibly effective! My 15 year old deck had never been cleaned properly and it now looks like new!
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Posted 8 years ago
Have a 3 year old Trex "Enhance" deck about 15% of which was markedly affected by animals and leaves from the tree canopy overhead. The remainder of the deck, though no where near as bad, was still in need of a cleaning this spring. Purchased Corte Cleaner based on the reviews and followed directions on package and your website. Was amazed at how quickly the deck was cleaned. Your product performed as advertised. I have ordered enough for the rest of this year and next. I will not even look at a substitute. Apply at the stronger concentration and rinse the area repeatedly to avoid any residue. A good pump sprayer, long-handled brush (together with any other brushes to get in odd nooks) and pressure washer are all the major tools you will need. Both the lightly and more heavily stained areas now look alike. My neighbor even commented on how much the deck now appears brand new! Couldn't ask for an easier project. About 3 hours for a 1000 sq ft deck.
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Posted 8 years ago
Corte Clean Composite Deck Cleaner is rated 4.8 based on 708 reviews