Home Improvement Stack Exchange
Home Improvement Stack Exchange

Questions tagged [encapsulation]

24 questions
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Do I really have to use special primer to encapsulate lead paint?

I live in a 100 year old house with my wife and 6 year old. I’ve recently gone down the lead paint rabbit hole online, as I realized that some of the trim in my home has lead paint. Usually under several layers of newer non-lead paint. There are…
RandolphRobertson
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Why can't an encapsulated and dehumidified crawl space have vents sealed off?

I found SECTION R408.3 of the International Residential Code which says that unvented crawl spaces are only allowed if one of the following is true: There is exhaust ventilation fan running continually The crawl space is air conditioned along with…
brentonstrine
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Crawl Space Encapsulation: How to deal with the "Chamber of Secrets?"

I have a south Louisiana home built in the 1950's with a vented crawl space. In the 70's, a den was added with a slab on grade foundation. In this addition, the back porch was converted into a landing with steps down to the floor of the den. From…
dwest_netdev
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Filling in gaps around radiator pipes

So I've been sleuthing on here for a minute to find an answer to my special quirk here but couldn't find it so now I'm asking. So I have some annoying holes near my radiators but they connect downward into some red wood floors. And because they're…
FooBun
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Does Age of Home need to be considered when encapsulating crawl space?

I have had my crawl space encapsulated. It has made a big difference in the air quality inside the home (80 years old). However, I am now seeing cracks throughout my home in the walls closer to the top half of the walls and also on my fireplace…
Robin
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Can I use a vapor barrier paint instead of polyethylene sheets to encapsulate my crawlspace?

I was looking into "encapsulating" my crawlspace by some manner or other. From what I can tell the way to do this involves (primary) some thick poly (.15 or more) along the the soil and up the walls. The poly is then sealed to the…
iamkrillin
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Wet foundation footing in crawl space

I am cleaning out my crawl space so I can get it encapsulated. I was thinking of putting up foam board insulation on the foundation walls to help make heating and cooling the space more efficient. But one corner of the foundation footing seems to…
Alex
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Are bare stacked bricks in crawlspace wall an issue?

I’ve recently had structural issues in my crawlspace addressed by a foundational company (installed floor jacks and wooden support beams). However, after inspecting the space myself, I’ve recently come across a pile of bricks on one of the walls…
Carlton
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Lead encapsulation paint on top of high quality new paint?

My 1yo daughter came back with slightly elevated lead levels (5.3). Our house, which we've rented for the last six months, is old but has been extensively renovated and painted many times in the last 15 years. It's also possible she picked up the…
eumaximizer
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Should the foundation wall be insulated when encapsulating a crawl space, or not?

I've seen conflicting info on this. Some sources say that you shouldn't insulate your foundation wall because moisture can get trapped between the insulation and the wall. Others say that the insulation is a key part of the encapsulation. I'm…
brentonstrine
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How to encapsulate asbestos around water heater exhaust pipe and cinderblock wall?

It was brought to my attn that there's asbestos insulation around the exhaust pipe of my water heater. I planned to have an energy audit on the house which involves creating negative room pressure throughout the house - something the auditors will…
cr0
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How should holes in a crawlspace liner be fixed?

I had a company encapsulate my crawlspace with 20 mil liner. The liner installed has 3 dime size holes as well as a 4-5 inch gash they covered with tape. They now would like to cover the holes with tape as a fix. They also mentioned they are going…
Ivan
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How To Fix Paint Tearout

I recently had ACM (popcorn ceiling) removed from two rooms in my home. During the tear down process the tape that held the containment material to the wall ended up tearing out the paint from the upper part of the walls. So now I’m concerned about…
CMXVII
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Will a dehumidifier make any difference in a crawlspace with a dirt floor?

This is a small crawl space of less than 100 ft^2, and about half of the dirt floor is covered in a plastic sheet. I'm not sure whether the plastic sheet helps or not. The crawlspace has a very low ceiling such that I can't physically get at all of…
causative
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Crawlspace encapsulatation options

I'm being quoted from multiple companies, wonder what is the best. The house is 100 years old and you can basically stand in crawl space. AC and hot water heater is down there. Here are my options for the walls: spray foam w/10mil vapor floor Foam…
Charlie
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