Need Some Help With TWP Stains?

by TWP Help

Last Updated on January 30, 2023 by TWP Help

We are here to help you with your TWP exterior deck or wood restoration project for 2024!

TWP is an advanced wood preservative/protectant registered by the EPA. Performance and longevity can vary though depending on the wood type, how the wood is prepped, the age of wood, and how the TWP is applied. We want everyone who has decided to use TWP 100, 1500, or 200 Series to have the best possible results.

TWP Stain Tips and Help

When asking questions please give us some information about your wood restoration project:

  • What structure is your wood? Examples would be: Deck, Wood Siding, Fence, etc
  • What species is the wood? Examples: Treated Pine, Cedar, Redwood, Ipe, etc
  • Is the wood new or older than 1 year?
  • Has the wood been stained previously with a different brand? Please specify brand name and type of stain used: Examples: Solid stain, Semi-Transparent Stain, etc.
  • Any additional info that would be useful

Once you supply us with the information, we will able to give you advice as to how to prep your wood and any needed instructions for the TWP application.

Please ask your questions in the comment area.

Thanks

TWP Stain Help Staff

 

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Eric R.
6 years ago

I ordered TWP 1500 and using it on rough sawn cedar that has been out and installed for 5 months. Yesterday, I cleaned it with a cleaner/brighter using an oxalic acid. I had later learned today that I would have to neutralize it. I power sprayed extensively with plain water after the oxalic treatment. If I power sprayed it very well, do I still have to neutralize it? I ordered a Restore a deck cleaner today to finish the work on the uncleaned 2×6 tongue/groove pine. Do I have to use the neutralizer on the wood I already cleaned or will that suffice?

Eric R.
6 years ago
Reply to  TWP Help

OK, thanks. I wasn’t sure. I had used Revive from Sherwin Williams since I was on a time restraint before I received my Gemini RAD and it said I had to use their Super Wash to neutralize it. That is good news. Now can proceed.
Thanks again!

Scott
6 years ago

We have been using 1501 Cedartone applied every 2 years since 1994. All I have ever done was pressure wash the deck extremely well. Never used any chemicals on the deck. The last 2 or 3 applications it took an extremely long time to dry. And we were putting one light coat on it. It didn’t soak in very well. No peeling. My questions are – should I use the cleaner and brightener? I don’t feel that I need the stripper. Our deck goes right against the aluminum siding on the house. Could any of these products discolor or damage the siding? Because it states to spray the product on and pressure wash off which would create a splatter. Also windows are near it, too. The deck still looks fabulous and we love your product. Thank you, Scott

Clyde
6 years ago

I have a 20 year old Wolmanized pine deck that I have treated several times over the years with Olympic linseed oil based natural transparent stain. I last treated the deck with the Olympic oil based stain 3 years ago. The deck is in good condition and the Olympic stain consistently soaked into the wood. I now would like to use TWP 1500 Rustic stain to retreat the deck. What cleaner should I use to prepare the deck for the TWP 1500 application.

 
Davey Baker
6 years ago

I have used the restore a deck stripper/brightner, however some of the existing stain (BEHR Premium 5 gal. #T-533 Cedar Naturaltone Transparent Waterproofing Wood Finish) will not come off with the stripper. Do I have to sand that off? Since the part that won’t come off is mostly under furniture (not seen) can I just apply the twp stain and wipe it off those areas since it won’t soak in?

Bret
6 years ago

I am making a cedar planter we plan on growing vegetables in. It will be lined with a polyethylene liner. Is is safe to stain the inside of the planter with TWP 1500?

Chuck Bright
6 years ago

Last spring I stained our above ground pool deck with the Dark Oak 103. The wood is preasure treated yellow wood and is about 4 years old. The deck looks great except for the area directly in front of the stairs. The stain has faded considerably in the high traffic area. Can I reapply just to the faded area and what prep should I do? Do I have to restain the whole thing or strip the previous coat or can I touch up?

 
Dan Spandau
6 years ago

I put new cedar decking on my deck in the summer of 2016. After reading your recommendations, I did not treat the deck that summer. In the spring of 2017, I used your Cleaner and Brightener to prep the deck and stained it with one coat of TWP 1501 (Cedartone). I was happy with the appearance of the deck. Unfortunately, by the fall, most of the deck was becoming much darker. This spring, the deck has darkened considerably, much more than I would have anticipated. I have included a picture showing the different stages of deck staining. I have two questions. 1. Why did the deck darken so much? 2. How do I correct it this year? I am assuming I will have to strip and restain? Thanks.

Deck stain history.jpg
Dan Spandau
6 years ago
Reply to  TWP Help

Thanks for your quick reply! There were trees close by that could have been pollinating when I stained the deck (Tulip Poplar, River Birch, Crabapple), however, it appears the darkening is sun-related as you can see in the upper left corner of the last picture the stain looks perfect where we had a storage box sitting all year. The box was not there until several months after the deck was stained. I always thought sunlight helped prevent mildew growth.
Thanks again!

Brian
6 years ago

Oh, I should add that this deck is about 3 years old redwood. It’s been cleaned a couple of times but no new stain yet.

Brian
6 years ago

I cleaned my deck with sodium percarbinate (about 1 cup/gallon) and cleaned it off with a light pressure washer some weeks ago. The weather has been mostly wet and cold since then (Raleigh/Durham area, NC), so I haven’t had a chance to neutralize with oxalic acid yet. Is that still necessary, or has the wood returned it a neutral ph by now? If not, what concentration of oxalic acid to water should I use? I don’t need additional bleaching, just neutralization.

Thanks!

 
Tony Leverette
6 years ago

My deck is 12 years old I have used Silken Every 3rd year. The deck is in good condition. What is the recommended prep needed and should I use the 100 or the 1500 series of TWP?

Mitch
6 years ago

What stain is best for a floating dock? The dock is new treated lumber it has been sitting for almost a year. It gets 10 hours of direct sunlight. The dock sits about 2′ out of the water.

John
6 years ago

I applied TWP 1500 to a deck 3 years ago and need to clean and restore for a maintenance coat. Could I switch to TWP 100 without having to strip the TWP 1500?

 
Steve Hicks
6 years ago

* pressure treated deck
I’m going cross eyed trying to figure out the best product and procedure
Sorry

Steve Hicks
6 years ago

I live in western WV, I just installed a pine pressure grated deck (6 months ago) what do you recommend? What procedure should we follow?

Roy Fant
6 years ago

we have a 15×23 screen porch with T&G cypress floor that’s been polyurethaned. Most of it is in good condition but the edges are badly weathered. Maintaining poly is a pain so I’d like to sand all the poly off and treat and maintained with stain. Are there any other steps I should take in prepping for TWP? I’m assuming TWP 100 would be the best choice. Also, our last house had an Ipe porch and we loved the reddish color. Is there a color in TPW 100 that would replicate that look somewhat on cypress?
Thanks in advance for your help!

 
Don Parker
6 years ago

Can one use TWP be used on lumber that was previously sealed with Flood?

James Post
6 years ago

-Structure: Deck with railing and supporting posts.
-Species: Untreated Kumerere (hardwood from Papua New Guinea), reddish in color.
-Age: Older than 1 year.
-Condition of wood: most of the wood is in decent condition, but has weathered to grey on the surface. There are some spots where the wood has weathered deeper than the surface where there were cracks and moisture could soak into the wood.
-Previous treatment: Polyurethane (I believe they used Helmsman Indoor/Outdoor Spar Urethane Clear Gloss) is peeling.
-Additional Info: Receives lots of sun and some rain. Rain is especially on the other edges where the roof doesn’t cover (these are the most worn areas). We’re hoping to use TWP 1516 (Rustic Oak). We’d like the best UV protection.

Riege Slattery
6 years ago

What would you recommend for a 38 year old log home? I’ve owned the home for the past 18 years.
I used Sikkens Cetol SRD in the past and loved the product. I’ve read that the company was sold and that the product is not the same. I stain my home every 3-4 years & your product was recommended to me. Need to find a replacement & looking for your feedback.
Thanks

 
Ladie
6 years ago

Hello. I would like to know the best stain to use and what would be best to remove the previous stain. The deck was built 4years ago.

Deck is pressure treated pine, located in Norfolk, VA and most of the deck (80%)receives full sun all day. There is some mold/mildew on the rails that receive partial sun. Deck was previously stained with Sherwin Williams Deckscapes oil based semi-transparent in cedar tone about 3 years ago.

Thank you.

Bill Kromydas
6 years ago

Hi there,

I am looking for a really good exterior stain for a wood trellis and wood gates. The trellis will be made from reclaimed Douglas Fir that has been re-sawn and hand hewned. The gates will be made from reclaimed cedar that has been re-sawn and hand hewned. I will probably apply an aging solution to the wood to gray down the wood and take the red out prior to staining. I would like to achieve a medium dark brown finish that will hold up REALLY well in an exterior environment (ie, something that will hold up well to the sun that does not require re-coating that often). We live in southern California. What TWP product(s) would you recommend that I consider for this purpose?

Thank you,
Bill

Mike
6 years ago

I stained my deck with TWP 1520 last fall and some drops got on my cement driveway. How can I remove them? I tried using mineral spirits and scrubbing but it didn’t work. Thank you.

 
Bret
6 years ago

I want to apply TWP 100 to rough cut pine siding that I have placed on a barn. The wood has been up untreated about 6 months. After I clean it, I would like to apply it with a roller. Is there a recommendation about the type of roller? Also, would you expect that I will have to do one or two coats. What will my coverage rate be? I am in Tennessee if that matters.

Robert Kevin Call
6 years ago

I am about to assemble a new pergola kit. The wood is cunninghamia, aka Chinese Cedar. It has been prestained by the manufacturer with a waterborne stain. I would like to apply a sealer prior to assembly. My preference would be to maintain the current olive color as much as possible but need UV protection. I am located in a very sunny area (St. George, Utah). Which TWP series and color would be best?

Tom Sutter
6 years ago

I am staining an old pine deck with previously clear stains applied. One deck is attached to my vinal siding. What steps do I have to take to prep and stain my deck with TWP 1500?

 
Amy Gibson
6 years ago

Hello – we just had our top level deck totally replaced with Cox kiln-dried lumber this past December 2017. There are two lower deck levels that will be replaced within the year (2018). The entire deck had been treated with Sherwin Williams deck stain, using the Night Owl (SW 7061) color, which went really well with our light gray house siding color. My question is this: If I order the TWP 100 series oil-based deck preservative in clear, could I have it custom tinted to match the SW 7061 Night Owl color to put on the new top level portion of our deck? We really liked having that color on the deck, and while I am sold on the TWP oil-based product for our new upper level deck, it would be really great it it could somehow be custom tinted to achieve the same color as the SW 7061 Night Owl. Thanks! Amy Gibson

Betsy Lee
6 years ago

I am staining a 4 year old pine treated deck that currently is coated with Behr semi transparent. How should I prep the deck before application? Thanks!

Janice J. Lee
6 years ago

What would I need to add to the TWP 105 Cape Cod Gray to make it a darker gray?

 
Paula Waterman
6 years ago

We used TWP to restore our cedar deck last Spring and even after brutal southern exposure and a harsh Chicago winter, the deck looks great. We would like to maintain the appearance of our deck and touch it up this spring. What should we do to prep the deck before we recoat it?

Greg R
6 years ago

I’ll be re-configuring a 5-8 year old deck that hasn’t had anything done to it… It’s pressure treated wood… I’ll be running it through a planer to get a flat consistent surface on both sides and using the underside as my new topside…. I’m leaning on using TWP 100 maybe honeytone…. Can I stain right away as the surface would be rather smooth? If not, could I do a quick sand with a 60 grit and then stain?

Lori
6 years ago

I’m not finding an answer to a relatively easy question (at least, it’s not obvious): what is the difference between your 3 stain products (100, 200 and 1500)? I’m not sure which product to look at for a new deck using twice-dried pressure treated lumber.

Lori
6 years ago
Reply to  Lori

Thank you!! That was very helpful and I appreciate your quick turnaround.

 
Eli
6 years ago

I am getting ready to install a new, untreated, never before stained cypress fence with horizontal boards. The wood is new, but I’m not sure how long ago it was milled with a smooth finish. I live in South Carolina, which has high humidity and high summer temperatures, but rather mild winters.

How long should I wait before applying the TWP. If I am able to find out how long ago it was milled, would that change the answer? I had originally planned to stain all sides of the boards prior to assembling the fence; would this make sense?

Which TWP product would be best for cypress?

Thank you!

Eli
6 years ago
Reply to  TWP Help

Any specific recommendations for Cypress?

Sarita Eisenstark
6 years ago

I have a large shed/garage, about 100 years old. With dark brown cedar shingles.
Now I’m having extensive repair work done on the building and lots of the shingles, maybe 15%, had to be replaced. But the new cedar shingles just installed are very light in color. The patchwork effect is very unattractive. Especially to my neighbors.
Is there any stain that I can use to get the new cedar shingles to closely approximate the color of the old?
Thank you.

Barbara Pierpont
6 years ago

I have a deck that’s three years old made of treated pine. I haven’t applied any product on it yet. I just had it pressure washed with a Clorox solution. Do I need to do any other prep before applying one of your stains?

 
David
6 years ago

My contractor pressure washed my 5 month old cedar fence and then started applying the TWP200 stain within about an hour. He said it was dry enough as it is low humidity (I’m in GA and the humidity is never really very low). I told him the TWP instructions say it should dry for 48 hours, but he said he has done plenty this way and they’ve never had an issue. I don’t know what to expect from this stain job. Will it fade early, become blotchy etc? I am tempted to ask him to remove and restain, but I don’t think he will agree.

David
6 years ago
Reply to  TWP Help

Thank you for your reply. When you say it will not last as long does that mean I should:
a) apply a second coat soon – (assuming the wood will have dried out more) or
b) plan on reapplying sooner than normal, for instance after a year or two, depending on how it holds up? For the second case, would there be anything needed besides a cleaning to get the sealant to penetrate properly?

Lee
7 years ago

I have a question regarding staining a new/4 month old deck made of treated wood. I’m pretty sure its pine. My main question is probably too subjective but how does TWP hold up in a climate like Corpus Christi Texas? We’re right on the coast. Hot and humid year round. Salt in the air and windy. Thanks for your time.

Susan Cash
7 years ago

We had an untreated cedar deck built in summer 2015. The builder used TWP. Within a month it seemed to be wearing off so the builder came back and went over it again. By the next summer a lot of stain had worn off, not only on the floor but also on the top rails. This year we decided to strip, sand, clean, and brighten the whole deck. We have just finished that process, however we are having an unusually cool fall. Nights have been dropping to the low 30’s and days are in the 50’s & 60’s. We bought TWP 100 and are going to give it a try again. So-do we leave it until winter is over? Do we go ahead and stain it even thought the lows temps exceed the recommendation on the can? Do we cover it with plastic tarps until spring? We/ve thought about using another brand that says it can be used in temps down to 35 º but TWP has the best reviews on several websites.
Help please!

Cash Susan
6 years ago
Reply to  TWP Help

You say we can apply as long as it does not freeze at night. How many nights does that entail? If we have 1 night above freezing can we apply that day or do we need 2 or 3 nights above freezing? Maybe you mean we need 1 – 6 months of non-freezing temps.
Would you mind clarifying for us, please?
Thanks for your help.

 
adam
7 years ago

I have hand hewn hardwood beams that are over 100 years old. They have been recently removed from a barn (used inside) and will be repurposed as an outdoor picnic shelter. What would be best for longevity, etc to protect these very old beams from all outdoor elements. Never stained or sealed and do not want to stain the wood if possible.

Adam
7 years ago
Reply to  TWP Help

What is the lightest color that would still provide if protection?

Carol
7 years ago

I have pressure treated, I think it is pine, dock that was installed 18 mo ago. The dock is on a brackish water canal in southeast Florida that receives full sun all day. I just finished pressure washing it with wood cleaner and it looks like new. I want to protect it with a clear or transparent stain. So which of your products would be the best for me. Thanks.

Donna Doerr
7 years ago

We recently purchased a Lake Home with a large rap around porch and boat dock. The wood has been previously stained. It is faded in some areas and not so much in others. We purchased TWP 100 Cedar tone to restain.
My question is, is there a temperature to cool or hot for staining? We live in North Alabama and leaves are now falling from our many trees. Should we wait until spring to stain? The porch and dock look pretty bad.

 
Larry
7 years ago

I had purchased the twp water base wood Protection Cedar Tone I am Adding on to my project and wondering If I Could use the 1500 Oil base Instead And would color match

Darrell
7 years ago

I have a new covered screen porch with unstained
treated pine (KDAT) tongue and groove flooring. The flooring will still get plenty of sun and some rain. This is central Texas, with long hot humid summers. I want some a light stain that will show the grain and preferably make it resemble the natural looking white oak that it is adjacent to in the house. What do you recommend that will last a while?

Tim
7 years ago

Hello, I applied TWP 1530 about 4 years ago on treated southern pine 5/4 decking. The decking was about 12 months old before applying. This past summer I noticed some sections with mildew, and the deck itself has began bleaching out. I never use bleach type cleaners. Meanwhile, since I stained my deck, I changed the stain color on my house from a light cedar to a darker weathered cedar. With this said, and now that the deck boards have bleached out, could I re-stain using the 1500 series Dark Oak over it? I’ve prep the surface and pressure washed the mildew with Borox.
Thanks

 
Steve Doyle
7 years ago

Hi, I just stained my new pressure treated pine deck w/ TWP 100 cedar tine. It took one coat and I ran out of stain. I like the color and it seems fine. I ordered five more gallons but it took a few days to come so it would definitely not be wet in wet if I put on a second coat. I’m inclined to leave it alone. How long will TWP in cans last. I ‘d like to save it for a couple of years until it needs restraining. Thanks.

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A. J.
7 years ago

Is TWP a stain and sealer? Is a sealer clear coat required or recommended?

Steve
7 years ago

I purchased a 5 gallon pail of your 101 cedar semi transparent to apply to our new cedar deck. Wood is just now being installed to our south facing deck in late October in Pacific NW Washington state. I did a water beading test on a few spots and it all appeared to soak in(no beading) should we apply twp 101 now if dry and 60 degrees for a few days or wait till April of next year. We of course are worried of 4 months of wet rain on our new wood and watching it turn grey!!!
Will wait for your reply

 
Kay
7 years ago

I want to stain my 20+ year old deck. It’s been professionally cleaned, but of course it looks worn. Do you have a semi solid? Not a fan of full solid

John La Raia
7 years ago

I applied TWP (1530-1) to new deck wood two years ago. I’ve cleaned the wood with a deck cleaner and I want to reapply TWP. Do I have to sand or pressure wash the wood before reapplying a new coat of TWP?
thank you

BCHFS
7 years ago

I am looking at using TWP1501 (cedartone) for the wood on my newly constructed high ropes challenge course. I will be applying the TWP this coming spring after allowing the wood (pressure treated pine and CCA treated utility poles) to season and dry. The few questions I have are…
1) can the TWP 1501 be applied with a pump garden sprayer?
2) Is the Gemini restore kit necessary on new lumber? all my material is between 33 and 47 feet up, getting a hose or pressure washer that high isn’t very feasible.
3) I plan to use TWP1501 every other year, is this frequent enough to provide adequate protection (located in southern Illinois)
4) will the TWP be compatible with my galvanized hardware and cable?

Thanks

 
Dick
7 years ago

I have a newly constructed deck (October 2017) and am located in Michigan. The railings are composite material and need no stain. The horizontal surface is new cedar, never before stained, that came directly from the lumber yard. I have been advised to use TWP semi-transparent stain and to wait until spring 2018 (about 6 months away) to apply it. That will subject the deck to one Michigan winter. Is it correct to allow the cedar to weather this amount of time? If so, do I need any special steps to prepare the cedar for staining next spring? Thanks in advance.

Dick
7 years ago
Reply to  TWP Help

Thanks. Will do. Would you recommend the TWP 100 or TWP 1500 series?

Leo
7 years ago

Deck, Cedar, new lumber, new deck. Looking at the TWP 100 Cedar what is best process for staining this deck. I would like to stain before I build it

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