What is the best approach to waterproofing stone foundation …
2011年9月25日 · We have a 100-year-old home, and are introducing exterior foundation drains to help mitigate water infiltration in basement. What is the best approach to waterproofing stone foundation walls? Spray-on products? We will be excavating to expose entire foundation wall, introducing perforated pipe to daylight, creating a drainage plane against wall with aggregate. Given the porosity of the ...
Insulating on exterior of stone foundation - GreenBuildingAdvisor
2013年6月21日 · Hello, I am in the process of excavating and waterproofing a stone foundation on a century home. I am coating the wall with a rubber sealer, then wrapping foundation with a dimple membrane to grade height. Would there be any benefit to adding rigid styrofoam up to the grade height? The stone wall from grade to first floor is 2 ft 6' . I don't want to cover this portion as I want the stone ...
Waterproofing Limestone Basement Walls - GreenBuildingAdvisor
2022年6月7日 · Only Spray Foam on walls: With a limestone foundation wall, my waterproofing contractor is telling me it would be better to apply the closed cell spray foam over the top of a dimple drainage mat or poly. The thought being that the dimple matt/poly will provide a surface /path for the water to drain down and over to the drain tile system.
Best way to preserve stone foundation? - GreenBuildingAdvisor
2020年7月12日 · A common recommendation for stone foundations is to use spray foam insulation from the interior and it is one location where closed-cell spray foam may be worth the economic and environmental impact. If this were not a stone foundation, the situation would be less challenging, for sure.
How to waterproof a stone foundation wall from the inside?
2013年12月12日 · Once that system is in place, I will coat the wall 3 feet high with bentonite clay waterproofing material. Then I will pour a concrete slurry wall roughly 6 to 8 inches thick up to the height of the exterior grade. This will allow the top five feet of stone to remain exposed, while addressing the water issue.
How to Insulate a Basement With Stone Walls
2020年7月13日 · Despite there being near UNIVERSAL agreement that the way to insulate a rubble-stone foundation is with spray foam (Michael and Dana above, Martin in his basement article, Joe Lstiburek in BSI-041, Akos elsewhere, etc), I share coolbordel's concern about wanting to retain access to the fieldstone/rubble foundation for inspection, repointing, etc.
Dimple Mat to Mitigate Water in Basement - GreenBuildingAdvisor
2022年5月27日 · Typical detail has the wall dimple mat run a couple of feet up the foundation wall and drain into the perimiter drain. The spray foam gets applied directly over the dimple mat and the stone foundation above. No poly needed. Most slabs around me are poured directly over dirt, if you are lucky there is poly under it.
Is there a reason people do not use hydraulic cement to parge an …
2017年9月17日 · The first step to restoring this type of wall is to remove all of the loose mortar, using your hands or a stone chisel and hammer. Then you need to point the wall with new mortar. Older foundation walls often used high-lime mortars instead of Portland cement mortars.
Foundation waterproofing - GreenBuildingAdvisor
2019年7月16日 · The contractor doing the foundation work would have used pit run to fill/level most of the depth created by the slope and only a 3" layer of rock to provide a capillary break. Since the pit run would have needed compaction work before the stone layer was added, I asked what the cost difference would be for all washed rock.
Reducing heat loss and moisture in a stone basement
2009年4月25日 · I'm more concerned with moisture than I am with heat loss. I have a full basement in my 140-year-old house. The floor is crumbling concrete; the walls are limestone up to grade and brick above that. I've gone around the sills, doors, and windows with spray foam and taken care of much of the air infiltration. I still need to deal with getting gutters to drain farther from the foundation and I ...