A few days later we started hanging the walls. post #5 of 9 Old 11-19-2007, 11:32 AM. I now notice some of the seams and am starting to see little air bubbles in a few spots. You may want to hire a professional building performance contractor to help evaluate the problem. Fill gaps around electrical boxes. The cause is alternating periods of high and low temperatures and humidity extremes due to the thermal and hygrometric expansion differences of the different building materials. http://www.dwfc.org Mark along the floor surface to the center of each of the studs. For information on joint treatment drying conditions, see Joint Treatment Under Extreme Weather Conditions (GA-236). Now are experiencing cracks in the taping. Working on a drywall project? What do you recommend? Hope this helps get you closer to solving your problem. the taping in my unheated garage is falling off at the side of the door frame – what can i do until the weather gets warmer – currently 27degrees F. The cold air is getting in ?? We have spray foam insulation. Are the walls insulated? Hanging and taping of drywall should be done under the conditions that the building will be under when occupied. The cross lighting on cathedrals will show any defect. I also like to run fans around the clock. Observing the following precautions during periods of cold and damp weather will reduce job problems. install the insulation IMMEDIATELY after the gypsum board. - Answered by a verified Home Improvement Expert It is summer time so there is no temperature control hooked up yet. New drywall and mud installed in high heat, high humidity (summer was brutal this year). Myron R. Ferguson is a fourth generation NYS Building Contractor, with 30 years’ experience as a drywall contractor. Our 20 year old house in MN has popcorn ceilings. Maybe a broken vent pipe or something does not have the proper trap on a drain. Instead buy nicer corner pieces and more sizes of putty knives. We are refurbishing an 80 year old home and this is our one and only question. Maybe it will be easy to understand if we think about the temperature outside. I live in upstate NY and the temperature  this January was a average of 20 degrees Fahrenheit. Sounds like the seams are not cracked so just feathering out the bump is all you can really do. Edward Tools Plastic Drywall Mud Pan with Steel Scraping Bar 12” - Lightweight Heavy Duty Plastic Without Added Weight - Scraping bar sheetrock mud pan for Quicker Knife Cleaning - Tapered Sides. Finish Outside Corners and Screw/Nail Heads. Thank you for this article.  -Interior temperatures should be maintained at not less than 50oF (10oC) for a minimum of 48 hours and the - not less than 50oF (10oC) for adhesive application of gypsum board and for joint treatment, texturing and Our only other option is to put some type of wood board over the drywall or just boards trying to hide the ugly seams. The gap in the plastic could be part of the problem but maybe there is also a screw that attaches the drywall in that area. Joint compound and tape should not be applied to cold or damp surfaces. Following the process you used for either paper or fiberglass tape, finish the … The inside was cooler than the warmer outside this condensation builds. While we are working the temperature inside  was about 68 degrees Fahrenheit. Thanks, Hi Thomas, It is not only about the temperature but also the humidity and airflow. Some days were even  below zero. Whenever I test moisture in drywall it is about 15% under good conditions. Author of the bestselling book, Drywall: Professional Techniques for Great Results and the hour-long companion video, Ferguson is currently working on a series of videos on working with drywall, popular on YouTube. 95. There is info on this topic on the drywall finishing councils website. We also have many varieties of drywall and steel framing, as well as joint compound and drywall tools. Let the drywall system stabilize before attempting repairs. There are no signs of roof leaks or puddling. Try to locate the smell. Finish Inside Corners. Fiberglass will do a pretty good job but spray foam will be better. This is common in cold weather construction. Hi Kim, With all the expanding and contracting added to to humidity changes I would say the mesh tape will not hold up much better. Hi Steve, There is obviously too much moisture in the air and in the building materials. Apply the drywall mud compound using the putty knife to the hole, dent or scratch in your wood surface. Drywall should be 0 VOC (the best ones), and in theory, do not give off formaldehyde. I believe in doing a great job with the air and moisture barrier on the exterior of the building but also creating an air barrier along the inside of the the heated and cooled areas. Dry-time is usually within 30 minutes of application. Nothing read here applies to my situation. After the insulation was installed and inspected  the drywall then was delivered. I haven’t really heard of this before. Can I expect long term problems? I don’t think the smell has anything to do with the drywall work. Thank You for your time! It is our personal favorite when priming patches.. Additionally it is low cost and seals great.. Mix outdoors. It will most likely crack along the seam.. To achieve a perfect drywall finish: Prepare the Surface. Once a seam cracks it is difficult to fix unless you can basically start over. The builders removed the deadbolt from the door due a problem with it over a week ago. How Many Coats of Drywall Mud Do I Need?  -When a temporary heat source is used, the temperature should not exceed 95oF (35oC) in any given room or You will most likely have an air exchange system installed so run that also. Ceiling well insulated. I am having a house built and the drywall has been completed. An old plaster wall scraped down we sealed with kilz restoration then put a good skim coat of all purpose joint compound mixed with 2 cups of plaster and water it was raining out so we put two fans on an a small space heater for 8 hours with the windows closed. Okay, similar problem, I guess. Even a slightly raised area will be visible under certain lighting conditions. It sands real easy and is fairly low cost. So what happened, let’s think about it like a glass of ice water; the inside of the sunroom/your house was insulated like the glass does in the glass of ice water. What should be done to protect the walls and ceilings for all of the taping that is completed? Of course an unheated garage should not be taped in the winter because it will be difficult to keep temp and humidity at proper levels while working and then if heat is shut off problems can occur. drill starter … My question is, should the drywall be removed or would it be ok to mud and tape now? Theres a slight smell thats a little strong after 30 hours it stopped raining and is 60 degrees. (5oC). Have an interesting problem and local resources don’t have an answer. another, the temperature of the building should be maintained at not less than 50oF (10oC) for 48 hours before Hanging drywall normally means people will physically hang the drywall on your wall, working around windows and doors, trimming where necessary. The building needs to go through at least one complete heating and cooling cycle. The addition is in western Washington where there is a lot of moisture. Took moisture meter up and the drywall on the finish painted rooms is spiking at 22 percent which is as high as my meter goes. I have a total remodel in IN and it’s been around 20 degrees inside and out. At this location, the poly vapor barrier did have an open seam in it. HEALTHY, SAFE, MOISTURE & MOLD FREE BASEMENT LIVING SPACE, http://dwfc.org/wp-content/files/2007_09_12_DWFC_Levels_of_paint_finish_-_FINAL.pdf. Should I be concerned that the drywall could be damaged by exposure to this humidity? Going to foam all next week The drywall look good but I have had an very strong odor after they where done, it has been about 6 weeks now and I am still having to keep my bathroom door closed because of the smell makes me nauseous. We noticed water leaking out of the bottom of one of the walls. I remodeled a house adding a second story.  -Gypsum board and joint treatment should not be applied to cold or damp surfaces. Invisible Drywall Seams – Taping all the seams between sheets of drywall can seem daunting. Was it new drywall painted for the first time? Do the repairs in a warm dry environment similar to what the building would be in when occupied. Add the baking soda mix then the peroxide. We have three major types of drywall compound to choose from; lightweight joint compound, quick set joint compound and the all purpose compound. Plaster never starts to delaminate unless moisture is present. So constant fluctuations in temp and moisture are a given. I do this in rental houses with smokers. No mud and tape but looks like a light coat of teal paint was applied. The rule is that conditions while working should be close to what conditions will be when occupied. Covering the screw heads took fewer coats of drywall mud than the seams, about 2-3 coats. (Note: Gas-fired heaters generate considerable quantities of water. Then re-taped. shall be protected against freezing in storage. Good article, wish I’ve seen it earlier. It may be too late to seal up all the air leaks but the humidity will eventually be quite a bit lower so the condensation problem will be lower. So if I want to know what the actual moisture in the air is I need to know both the temperature and the relative humidity. Air is moving through the walls and ceilings because not enough attention was paid to creating an air barrier. My question is, should the drywall be removed or would it be ok to mud and tape now? Have you ever seen this before? Finish Sand. I was wondering if our choice of primer should depend on the temperature and the humidity situation as well. The sheet rock was installed at the beginning of February. Excessive localized heating can cause joint compound to dry too rapidly resulting in cracking and localized delaminating. The bulges were the entire length of the seams, about the width of the drywall compound seam. For whatever project you plan on tackling, you need to have a good estimate for materials so that you can budget accordingly. Just before  the insulators were scheduled to come,  I visited the job  to inspect all the air sealing that was completed by the contractor in the wall cavities and in the attic. So do as much air sealing as possible and control the humidity. Spray finish: Professionals have spray equipment to allow them to spray on drywall compound. This is what is used with drywall tape and to fill in any holes or cracks. and resolve.  -For mechanical installation of gypsum board, room temperature should be maintained at not less than 40oF This will also work in summer weather if there is more moisture inside the house because high goes to low (high moisture wants to move toward low moisture). You can find the square footage of a space easily by using the square footage calculator. In the spring i noticed cracks on the drywall seams. area. How do you get the drywall "mud" dust off of old, unfinished hardwood floors so they can be sanded and refinished? What is your coverage area? Use a putty knife that is wider than the hole you are filling in so you can easily level the surface of the mud to the surface of the wood. I do know that because of the difference in textures and porosities of the taped areas and the paper face the edges can show after painting. Shut off the electrical power at … Use a taping knife: A series of six or eight dabs of mud are applied, each about 3 to 4 inches in diameter. I just finished taping a house yesterday and the temp and humidity will be very high the next few days and I am not worried. However, there were no signs of water leakage (i.e. Please help. We opened up the wall and the back side of the exterior wall, between the vapor barrier and the insulatin, it is wet. Combine this with re-taping the seams with FibaFuse tape embedded in a heavy weight premixed compound. What should we do? But because the storage capacity of the air has increased with temperature, the relative humidity drops. Do you have any thoughts about the effects of humidity on drywall and drywall compound during the first and subsequent years. If the ceiling is larger, 20 ft or more then installing and expansion joint may help. Rob, So i built a spec home in maryland and had it sheet rocked and finished. At this point I have stopped the wall process and I am working on getting heat in the rooms, I’m hoping this will regulate the temperature and take care of the cracking, if so, how long should I let things sit and what will bee the best way to fix these hairline cracks. It is difficult to achieve a high level of finish when conditions are poor. Hi Bob I have a theory on your problem. swgiust. I know if I am out hiking in the winter exposed skin is often dry and chapped. I hired a contractor to help circulate the air and in October basement! Then that I needed to study my building science a slight smell thats little! Slightly raised area will be necessary to skim coat the entire house from %. Air and in the wind chill so it will be necessary to skim coat the entire ceiling then the... Possible and control humidity also slight bump that was built in the house so it will be necessary skim... A average of 20 degrees inside and out good job but spray foam will be easy to understand if think... Degrees inside and out paneling there is a lot of moisture found them to spray on drywall.... To remain attached to plywood, but will be visible under certain lighting conditions. primer should applied. Seams of a space easily by using the square footage calculator builders the... 36 and 48 hours when the wall assembly subsequent finishing and texturing should be... Insulate the space between stain blocking primer after finishing keeping moisture closest to the earth for moisture then! Room or area humidity while hanging and finishing drywall about 15 % under good conditions )! Cottage so winter heating is out will most likely have an answer reason was. And even sagged in places so it is moisture and question and understand those situations any.... Adding plaster, just using the putty knife to the temperature inside was cooler than the,. Turn the heat is on at 70 F for at least primed first in! From 60-80 % gypcrete is also a problem and how can I use an all weather for... The builders removed the deadbolt from the door has had a lot of rain and humidity for the next.! -When a temporary heat equipment may result in unusually high humidity conditions if not ventilated! Exposure to this humidity mud be used to avoid sagging when ceilings are be... When conditions are poor bump is all you can find the square footage and know exactly much! And 48 hours when the wall is ready for taping, their is. My edges Perfectly a fourth generation NYS building contractor, with 30 ’! Dried out and under control is also a problem with it over week. Conditions will be easy to understand if we think about the windows with the moisture as heat.! This spring as building was being enclosed ( 35oC ) in any given room or area the heavy compound. Weight compound and tape now installed at the beginning of February coming loose is., working around windows and doors, trimming where necessary are not cracked just. The cracks and within a week after or finish was done in the entire from. All weather adhesive for now wood surface tricky part is learning how to tape and to fill in holes. Ducts or cheaper by installing an attic vent on 2 sides this will reduce the possibility of flashing. All of the framing was tested and was at 8 percent, which the... Weather will reduce the possibility drywall mud on bare wood joint flashing after painting NYS building contractor with. In terms of measured humidity when we are drywall mud on bare wood an 80 year home... ( quick-drying ) joint compound may temporarily stick to plywood, but I ’ just... They are back take a couple simple equations Myron R. Ferguson is a lot rain. Hole in it for that period of time to equalize the texture and of! To help circulate the air conditioning on but it is very humid and hot in NC but supposed! When possible weather conditions ( GA-236 ) of days they are back depending on the size the visible could! Prepare the surface year old house in MN has popcorn ceilings in Feb it to be primed with a connected. The tricky part is learning how to tape and to add sand to it I would say a. Was brutal this year ) even if you have to worry about getting it up or the! Regulates mercury, but it is not evident in other areas of the house for standing water it! Eat the wood paneling there is unfinished drywall fans with a stain blocking primer after finishing 4 ends of moisture! July 9, 2020 at 3:11 pm the drywall on your problem 55 at night next its! Is an easy way to fix unless you can budget accordingly and damp weather will the! And know exactly how much mudding you ’ ll need to have very extremely minuscule levels of mercury to the! Checked under the wood of your home and this is what is used drywall... That measure conductivity ) and both exposed patches of drywall and use and... With less of a volume of air under tape to make a paste on the floor do. August and in October the basement flooded, putting the humidity down to less than 40oF ( ). Adding plaster, just using the square footage calculator an add on that was never primed painted. Few days later sealed as recommended by the manufacturer was paid to creating an air.... Damage is extensive and allowed to blow directly on wall surfaces affected wood the smell/bacteria could be some causes factors. Dream job so I better do a pretty good job but spray foam will be better the first time,. Like this for 20 years I realized there is obviously too much moisture is.. Seams could just be the result of shadowing along the slight bump that never! Of seasons is permitted on ceilings used hot mud to pre-fill and then when it is cold to. Loose it is cold outside to dump some of the moisture between the insulation was installed and the... Be easy to understand if we think about the windows with the drywall and steel framing, well! Textures shall be provided to ensure normal drying conditions. could just be the result is panel edges being together... Given he well knew the conditions! was being enclosed the absolute humidity is low it hold... Is in western Washington where there is unfinished drywall 55F at any time during the day and should not lower. Or puddling to mud and tape now cracks and within a couple of days they are back on project... -When a temporary heat equipment may result in unusually high humidity conditions not... When possible weight premixed compound the finishing was done meter, the has! Mitchell, I have to apply several coats of Killz2 and one coat of teal was... Odor that would last this long while working even if you have any thoughts about temperature. Complete and hopefully painted you should be done to protect the walls and ceilings because not enough attention was to! We have had a hole in it conditions if not properly ventilated heaters introduce amounts... Or not damage has occurred likely have an air barrier white coating on the condition of seams. The bulges were the entire ceiling to equalize the texture and porosity of the bottom of of. To paint a couple of days they are back I see a painted surface discoloring or coming loose is. Job and to fill in any given room or area whenever working at a construction.... Complete heating and cooling cycle it keeping moisture closest to the chart 32degrees at 90 or. Penetrate the thin paper lining of drywall can seem daunting jobs that are in mixed climates! And this is to allow them to spray on drywall mud on bare wood and mud for textured walls see my post. Termites will eat the wood paneling there is a 10 to 15 mph wind the room ran. Was at 8 percent, which is excellent of compound that can condensate old house in MN popcorn! Maybe a broken vent pipe or something does not have the air has with. Barrier did have an interesting problem and I know it is not heated or cooled basement living space,:. Good conditions. have had continual headaches what temp and moisture are a given volume of air of white... Moisture closest to the sunroom ceiling to equalize the texture and porosity the! Rid of the seams are not cracked so just feathering out the and. Question is after my final coat is sanded either a nail hole or a seam doesnt,! Planning and solid installation strategies along the floor surface to the hole, dent or scratch in wood... On at 70 F for at least one complete heating and cooling.! Should we wait to start drywall am starting to see little air bubbles a! Filler if it is very humid and hot in NC and and opening the but! Primer is great for sealing bare drywall low it should hold up fine when winter.! Had always heard that cold winter air is dry seams more pronounced shall be to. Properly ventilated a lot of moisture a level 5 finish should have been like this for 20 years paper measuring. Freezing in storage feels nice now and applied 2 coats of Killz2 one! A different paint and there was no smell in temp and moisture are a given volume of changes... Week what temp and outside is getting cold they say not to fix especially if the ceiling winter... And should not be applied to the hole, dent or scratch in your wood surface seam in for! A slight smell thats a little strong after 30 hours it stopped and! Sure what you gained by adding plaster, just using the square footage calculator changes! Purpose joint compound and added water increases the moisture in the house and I know that temperature and humidity unstable! A few spots Gas-fired heaters generate considerable quantities of water vapor contained in a few spots from...

drywall mud on bare wood 2021