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💧 Seal in durability, seal out worry — protect your surfaces like a pro!
Rainguard Pro Micro-Seal is a professional-grade silane/siloxane water repellent designed for porous wood, concrete, and masonry surfaces. Utilizing advanced Micro-Lok technology, it forms a clear, breathable hydrophobic barrier that protects against water, stains, freeze-thaw damage, and efflorescence for up to 5 years. Ready to use with quick drying and a non-yellowing finish, it offers versatile indoor/outdoor application with coverage ranging from 40 to 400 sq.ft. per gallon. Made in the USA, this eco-friendly, low-odor formula is safe for people, pets, and plants, delivering industrial strength protection with effortless application.





| ASIN | B00AGIQMVC |
| Best Sellers Rank | #259,062 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #771 in Hardware Sealers |
| Brand | Rain Guard Water Sealers |
| Brand Name | Rain Guard Water Sealers |
| Color | Clear Invisible |
| Compatible Material | Wood, Concrete, Masonry |
| Customer Reviews | 4.4 out of 5 stars 865 Reviews |
| Global Trade Identification Number | 00660041005039 |
| Included Components | Liquid |
| Item Dimensions | 7 x 4.75 x 11.5 inches |
| Item Form | Foam |
| Item Weight | 9.35 Pounds |
| Item dimensions L x W x H | 7 x 4.75 x 11.5 inches |
| Manufacturer | Rainguard International |
| Material | Silane Siloxane Blend, Micro-lok, Water Based |
| Material Type | Silane Siloxane Blend, Micro-lok, Water Based |
| Model | CR-0356 |
| Number of Items | 1 |
| Part Number | CR-0356 |
| Style | Sealer |
| Style Name | Sealer |
| Surface Recommendation | Wood |
| UPC | 660041005039 |
| Unit Count | 128.0 Fluid Ounces |
| Water Resistance Level | Waterproof |
J**Y
Great protection with no discoloration when dry.
After days of researching options, I recently tried Rain Guard Pro on my outdoor concrete surfaces, and I'm thoroughly impressed with the results. The application was straightforward, and it dried quickly, leaving a clear finish that was almost imperceptible when dry. The last thing I wanted was discoloration on my driveway and sidewalk, and was pleased with the great results with Rain Guard Pro. The formula is quite thin and sprayed super well in my general yard sprayer. I’ve tried both this concentrated version as well as the ready-to-go version and they are identical. This formula is so much more convenient for storage and ends up being quite a bit less expensive as well. The following day I sprayed the newly sealed driveway with water and the beading effect was immediate, which assured me of its waterproofing capabilities. After getting wet, my spray lines were somewhat visible, but that’s not much of a concern for me (see attacehd photos). I’m optimistic that this sealer, with two spray applications going in opposite directions, will last and protect my driveway drop freezing moisture and salt this winter. I will update the review once the season passes and I have more long-term results.
N**N
AMAZING!
This is the best concrete sealer I have ever used. It is so easy to apply and it won't change the color of your concrete. The integrity of my 40 year old concrete had been compromised due to water damage and weather abuse. I applied Rainguard Pro and my patio is sealed for life. My patio is easy to clean and maintain. I accidentally dropped a glass of red wine a day after I applied this product. Grabbed the hose and it washed away. No stains, damage or issues. If you're looking for a professional grade concrete sealer to protect your investment buy RainguardPro. I had a question about the application process; called customer service and spoke to the owner of the company. Where can you get that kind of service these days.
P**P
Smooth Application
We had a chimney that was spalling badly. Applied this stuff with a 1-gallon hand-pump sprayer and loved it. Applied easily and neatly. There was eventually some whitish build-up on the inside of the sprayer nozzle, which is probably to be expected with such a product. Once removed, the spray pattern was back to uniform and nice. Did not stain/yellow our old, recycled brick. It did, however, give a slightly darker, "newer" appearance to the treated area versus nearby, untreated areas. If you know what you're looking for, you can see that we treated the outside of our fireplace firebox all the way up to the chimney and "left" all of the surrounding brick untreated. Thinking of ordering in bulk and treating the rest of our brick before any of the existing spalling accelerates. Consider this aspect of "recycled brick" before you do the ecologically-conscious thing and build anything out of re-purposed materials! Good product - would recommend and will likely purchase again.
P**E
Great product, Super nice supplier!
I recently applied this product to my garage floor. It is easy to apply with a pump sprayer and dried quickly. I have started parking in the garage now and have noticed that any water beads up and is easily wiped away. An oil spill was easily wiped off the surface with no stain. It should be noted that it was applied after the use of a concrete densifier that was applied to strengthen the floor. Since the Rainguard was applied after the densifier it only required half as much product to do the job. The supplier was super nice to work with regarding the amount to apply and a return of extra product. I would buy again from Exterior Performance Coatings, Inc.
M**O
Repels water and sealed up my stone chimney!
I have a 30 year old stone chimney that was leaking when it rained heavily. I had had a few issues in the past with it, and hired someone to attempt to fix it. A few months later I had problems again. I decided to take on the task myself. I spent a few hours filling any cracks I could find with "General Electric GE5020 Concrete and Masonry Silicone II Caulk." After that dried, I applied a good layer of this Rainguard Micro-seal with a hand sprayer. Finally I added a chimney cover to cover the flues. I have had no problems since. I cannot say for sure which product was the cure or maybe it was the combo, but I feel like they all added value. When it rains you can definitely see the water behave differently on treated and untreated areas, similar to how water reacts to a windshield that has been treated with Rainx. When it rains, no water sticks to the chimney or surrounding roof area that received some treatment, it is repelled and runs immediately down and off. I am very happy with the product.
R**N
Does not Work that Well
Every year we spray our big deck. We really wanted an oil based water repellent. After we put it on it rained a couple of days later. There was no beading like there should have been. Consequently we will have to do it again this fall with another product.
T**F
Works Great
Had a problem with my chimney leaking every time it rained you could see the water seeping in through the bricks. I followed instructions on bottle and applied with tank sprayer I bought at low's. Went on easy and the brick absorbed it until it it could not absorb any more. After it dried it looked like there was nothing on the bricks so I sprayed water on it and it rolled right off. Since it's been done (approx. 2months) we have had a lot of rain and still no leaks. It took 4 gallons to do the whole chimney. I would recommend this product.
D**P
Seals Good and Good Value
Every few years I clean and reseal my driveway. I have used other sealers in the past with great results, but decided to try this product. So far, it is holding up as I hoped. I sealed the driveway in the summer and six months later water is still beading up. I applied it directly using a pump sprayer. Spray on until it puddles slightly and let it absorb into the concrete. Looks milky going on, but dries clear. Seems to be a good product. I will report back if I have any issues down the line.
C**S
No cambia el color
Es el primer producto que uso que no cambia el color de mi concreto/cemento. Con solo una mano es suficiente para dejarlo impermeabilizado y totalmente sellado. No necesitas diluirlo. Lo recomiendo.
M**O
buen producto
no cambia la apariencia de la pared, rinde mucho fácil de aplicar
H**.
Buen producto
Es un buen producto. Creo que lo que le falta es que cuente con un aspersor para su aplicación.
C**N
Excelente producto 100% recomendado.
Excelente producto 100% recomendado.
C**O
Sellador
No es lo que esperaba. Es demasiado aguado para sellar piedra. Verifiquen antes de comprarlo. Gracias
Trustpilot
5 days ago
2 weeks ago