Lessons learned the hard way
I want to pass along some things I learned this week. I hope it will save someone from going thru the same aggravation I did.
We had talked for some time about painting the living room. It hadn't been done since we moved into the house five years ago. Linda had picked out the colors. Saturday she left for 10 days in the states, so I figured it was the perfect time to paint. It should be pretty easy. I painted our house in the states a number of times. Hell, until I retired again two weeks ago, I was in charge of maintenance for a hotel here on STX. I know what I'm doing. So I thought.
So Saturday, I dropped her off at the airport, made a beeline for Gallows Bay Hardware and bought some very good (or at least very expensive) paint. I figured I would paint one wall a day. That way I would have plenty of beach and bar time. Monday I painted the first wall. It went just like I expected. A couple of hours and I was done. It looked great and I had plenty of day left for myself.
Since the first wall went so smoothly, I decided to paint two walls on Tuesday. It took me about 5 hours. I was a happy camper. One more wall to knock out and I was done with six days left with nothing to do except lime. I got up Wednesday morning and was horror struck. The two walls I had painted on Tuesday were all bubbled and peeling. Damn. I guess I hadn't prepped the surfaces as well as I thought I had. So I scraped off all the blistered and peeling paint, feather sanded the edges, washed the walls again, and repainted them. This took all day and most of the evening on Wednesday. I was pooped, but felt certain this was nothing but a minor glitch.
When I got up Thursday morning I expected I still had one more wall to paint, but that was OK, I had only lost about a day. When I walked out into the living room, I just wanted to sit down and cry. The same walls were blistered and peeling again, only worse. I was totally bumfuzzled. Being the semi-intelligent guy that I am, I just sat down and began to think about what could be going on. The only thing I could think of was that perhaps the walls had been previously painted with oil based paint and I was using latex, and that was causing the problem. So I go back to Gallows Bay Hardware, buy some expensive primer and more very expensive paint. I came home, scraped all the bubbled and peeling paint again, sanded both walls with my palm sander, and washed the walls again. I looked around. There were paint chips and dust all over everything. Oh well, I just have to clean it up. I put the primer on the walls. By this time I was very tired and frustrated, so I decided to stop for a while and go visit my friendly local beach bar.
I'm sitting at the bar, drinking a beer and telling my tale of woe to anyone who will listen, when the guy two chairs down says he has had the same problem. He asked me if they were outside walls and were they concrete? The answer to both questions was yes. He said that outside, concrete walls wick moisture thru the concrete and there is no paint on the planet that will stick unless you sand and primer them first. Why couldn't I have run into him two days ago?
So, I go back home, look at what are now my properly prepared walls and paint them yet a third time. By this time I have worked on these walls or over twelve hours. I am one tired puppy. I went to bed.
I got up this morning and the walls looked super. I cleaned up all the mess from the sanding and scraping. That took about four hours of mopping, vacuuming and dusting. I painted the last wall in about 90 minutes. I am finally finished. My simple little paint job had turned into a nightmare science project. Instead of leisurely working as I wanted to, I had worked for 5 days, averaging about ten hours per day. Not what I had planned.
Here are the lessons. If you live in a concrete house, the walls to the exterior of the house (or toward the cistern) will be slightly damp. You can't feel it, but they are. Sand them down. Wash them. Primer them. Then you can paint.
Tomorrow the beach.
Ric
I am glad you finally had a happy ending to your saga
That sounded like a Norman Paperman experience!
Reminds me of when my husband and I decided to wallpaper the sunroom ourselves, back in the late 80's. We almost got divorced over it and it's still one of those 'don't bring up' subjects.:-X;) Be thankful Linda wasn't there, trust me.
Paula
I hope she likes the color - we have a paint store in STT that has stated on occasion that 'you will need your wife's approval' and I really had to agree.
Wow, I'm sorry you went through this.
I've painted my entire house with Ace paint, exterior walls etc. and didn't do any sanding/prepping. I have textured concrete. It may be this time of year as it is the most humid/non breezy time, it may be the type of paint that was on their before, I don't know. But I haven't seen this in my house and we've done a ton of painting.
Glad its done, and now you have a story to tell. If anyone else out there can comment on why this problem would happen to Ric but not to me I'd be interested in knowing the answer!
Sean
Ric, I thought those kind of things only happened to me.
My exterior walls looked great after I painted them....until it rained - then they bubbled & peeled. I feel your pain!
Sean - it could be that your house was properly painted the first time - if a good exterior, water barrier primer is used when the outside is painted then the inside walls don't have the moisture issue.
Gallows Bay sell a product called Dry Lock. It is a primer especially for concrete walls that get moisture. It can be a bit of a process (scrap down to bare concrete, then acid wash), but it's great stuff. We use it on the walls that back up to our cisterns. It does have a rough finish, but I just work that into the decor! You can leave it white, have it tinted or paint over it. Hint...if you have it tinted, it won't be the same color you expect. It will be darker and more drab.
I have always used Dry Lock (in MN basements) and told my husband (when we have seen homes being built) that I didn't understand why people don't use it on their exterior walls. We have an exterior wall that weeps water every time there is a hard driving rain. I do not look forward to the process but know we need to get all the old paint off and use the Dry Lock. We used it when we put in a retaining wall and have had no seeping on that wall.
Gallows Bay sell a product called Dry Lock. It is a primer especially for concrete walls that get moisture. It can be a bit of a process (scrap down to bare concrete, then acid wash), but it's great stuff. We use it on the walls that back up to our cisterns. It does have a rough finish, but I just work that into the decor! You can leave it white, have it tinted or paint over it. Hint...if you have it tinted, it won't be the same color you expect. It will be darker and more drab.
Yes, Juanita is correct!
Though I have never tried to tint it directly!
Call me lazy/cheap, I just painted over it w/ Latex(worked great, no more blisters going on 7 years)!
I used Dryloc on my basement walls when I built my house '05 in Baltimore County, MD. 3 coats (as recommended for new application) on the outside followed by 1 coat of foundation sealer (black stuff) , 6 mil plastic, and gravity drain & gravel. On the inside, 3 coats of dryloc, with gravel (8 to 12" ) under floor & gravity drain , and drain pipe around perimeter with two sump pumps ! Overkill I guess but I WANTED A DRY BASEMENT!!! As long as we don't get another "Isabel" (Tropical storm with 8' tide surge ) I'll be O.K.
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