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5
votes
4answers
419 views

How to deaden the noise that bounces from cinderblock wall in backyard?

I have a very large backyard surrounded by a tall cinderblock wall. Not only is it HOT in the summer (NM summers) but the noise that bounces around is bad. Someone walking on the sidewalk next to my ...
2
votes
5answers
77 views

Can a regular rasp be used to enlarge a hole in concrete?

I need to enlarge a few holes from 40mm to 50mm in a cinder block wall and in a concrete beam. Chiseling will do much damage and need patching, can I rasp it with a wood rasp?
0
votes
0answers
32 views

Is there a way to remove paint from cinderblock walls that is not sand/glassbead-blasting?

The basement in our 1979-era house has cinderblock walls. These walls have a tacky (DryLok perhaps? It's not efflorescence) coating on their surface that looks like a heavy, thick paint. On top of ...
2
votes
1answer
44 views

Framing a new basement window in cinder block

We recently purchased a home and this window was boarded up on both sides. I removed the plywood to discover that it used to be a old coal chute. I removed all the old fiberglass insulation that was ...
0
votes
0answers
43 views

Fixing bike rack to breezeblock (cinderblock) wall?

I plan to attach at least 2, possibly 4 bike racks like this one to my garage wall. The wall is an exterior one, mostly breezeblock but with 2 brick pillars. I'm unsure if the breezeblocks are the ...
1
vote
0answers
52 views

Will installing closed cell spray foam over ventilation for basement French drain significantly affect performance?

Question: Will installing closed cell spray foam over the ventilation for a basement French drain significantly affect the sump pump system's ability to remove water from the basement? Background: I ...
1
vote
2answers
57 views

What are the options to increase doorway height in load-bearing portion of foundation wall?

Question: What are the potential options for increasing doorway height in a load-bearing portion of a cinder block foundation wall? Background: I am considering finishing my basement, but there is an ...
2
votes
1answer
92 views

Foundation Cinderblock Chipped Repair

I seem to have a fairly large chip in one of my foundation cinderblocks. Is this type of damage repairable as a DIY project?
2
votes
3answers
3k views

Retaining wall: footing or no footing?

I'm looking to build a retaining wall on my sloped backyard. I'll be using cinder blocks (with mortar to join them together and rebar for added stability). (added info: at the lowest point the wall ...
1
vote
0answers
165 views

How should I secure electrical wire to a cinderblock wall in a crawl space?

I just purchased a house that was built around 1995 and has a cinderblock foundation that is exposed under the deck. There is a detached workshop that is about 100ft from the house that gets its ...
2
votes
1answer
223 views

How can I repair a cinder block wall around a sewer line?

After having replaced ~30' of 4" cast iron w PVC, I'm left with two holes in the cinderblock foundation. The holes are the height of 1 block and about 1/2 the width of a block. These leaves a pretty ...
2
votes
2answers
196 views

Can I replace a bit of a cinder block wall with wood post to support a deck?

We're in the process of replacing some deck boards, and are wondering if we should replace a section of the cement block wall. We're also not sure what the best way to go about it is. It's apparent ...
0
votes
1answer
230 views

Why would cinder blocks be used instead of concrete for a foundation wall?

Saw this video about how to properly lay bricks and dang! It takes more skill and care than I thought. Then I saw a video about how foundations are poured into wooden casts from a big concrete truck ...
0
votes
1answer
120 views

Ceiling joists job in a cinder block house

So I have a 25 x 30 square house made of cinder block. Roof is just a gable roof with gables on the ends of the 30ft length. My question is, I know in stick framed houses the ceiling joists act to ...
3
votes
3answers
5k views

Can furring strips be installed diretly to a cinderblock wall not in a basement?

I've tried finding a definitive answer but it's far more common for folks to have block walls in basements that need to be furred out, so the information deals primarily with that and I believe this ...
0
votes
2answers
4k views

How to adhere drywall to cinder block

I have just purchased a home which I will be renovating prior to moving in. The house was built in 1950 and has cinder block ex/interior walls. I have an area going into the hallway which attaches to ...
3
votes
3answers
6k views

How can I cut a cinder block wall to run large round duct through it?

When an addition was put onto the house that I own, the previous owner just ran the duct work into the crawl space through an old basement window. I want to re-route the duct work by actually cutting ...
3
votes
1answer
2k views

How can I insulate my garage?

My sister's garage gets very cold and very hot as it is not currently insulated. She has the heating/ac unit in there as well as a deep freezer. The attic space directly above the garage has no ...
2
votes
1answer
607 views

How can I mount a projector to a concrete ceiling?

I am in a dorm room and I am attempting to mount my projector and screen in my ceiling... As far as I can tell from just tapping the ceiling it is made of cinderblocks if that sounds right or ...
3
votes
2answers
8k views

What tool would you use to cut through cinder block?

I have a hidden room in my house that I would like to turn into a closet. The room (currently only accessible from the outside through the vent) vents the utility room to the outside. I'm not sure why ...
4
votes
2answers
3k views

Building a raised wall for a pond

We are looking to build a small pond (9'x18'x6'), but we want the edge to be raised up about 8". I am thinking about using CMUs (Concrete Masonry Units) which are 8x8x16. The entire pond will be lined ...
3
votes
3answers
4k views

What should I do with abandoned cinder blocks?

I recently moved to my first home (with a modest yard). The previous owners left behind about 20 cinder blocks. I'd like to build something constructive with them in lieu of discarding them. Any ...
1
vote
2answers
915 views

How to prepare cinder block wall for painting?

I'd like to paint our cinder block wall but wanted to smooth the surface first. What are my options besides installing sheetrock on a wall?
5
votes
1answer
269 views

Glue crawl space rigid insulation

I've dug a trench around the perimeter of my crawl space. Then I planned the next steps. I took a week off but I'd like to finish this project next weekend. I am going to glue 2" R-10 FOAMULAR 250 ...
4
votes
2answers
257 views

What is cinderblock?

I live in the UK and have never heard of cinderblock, what is it?