removing existing roof on spray foam qa forums message

Furring Out Existing 2x4 Ceiling For C.C Spray Foam ...

 · Furring Out Existing 2x4 Ceiling For C.C Spray Foam. ... and it's spray foam it seems like it will be fine if there is a truss in between both of these furred out osb strips. Then after I've got all those strips out there and the rafters are now ~8" deep/tall I could go and add scabs/gusets over the places where the osb meet. ... Your roof is ...

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Rescuing a Problem Cathedral Ceiling - GreenBuildingAdvisor

 · What I want to do is 1) remove the existing roof deck and insulation 2) spray 2" to 3" the closed cell foam against the ceiling drywall from above 3)fill the rafter bays with cellulose 4) reinstall the old roof deck 5) add 2" of polyiso above the roof deck 6) install new roofing, probably metal.

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Spray foam questions- looking at new house | DIYnot Forums

 · Spray foam questions- looking at new house. Discussion in 'Roofing and Guttering' started ... and also a problem with spray foam in the roof. The roof space has been "enhanced" and is not a saleable room, I have been up there, there is drop down stairs and it is carpeted etc. ... There is no easy way to remove the foam from the timbers so the ...

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new roof on an existing home | Ask The Experts Forum ...

 · new roof on an existing home Return to Energy Efficiency. Return to Forum ... i have heard different points of view about installing rigid foam in a roof system and am somewhat confused. some say sheeting, foam, then lath then metal roof. ... I would remove the decking and insulation. The easiest thing to do at that point would be to spray foam ...

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Insulation and new codes - GreenBuildingAdvisor

 · Planning a renovation and addition of an existing house; 1. Climate Zone 4 - the new insulation code for ceilings is R49. Is the only way to achieve this in 2x12 roof framing to use closed cell spray foam or rigid on the exterior? Client doesn't want to use spray foam. Working to match existing roof lines and not remove the existing roof. In order to match existing roof lines there is part of ...

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Spray Foam Insulation | Find Contractors, Suppliers ...

Find spray foam contractors, suppliers, equipment, news, and technical information about spray foam insulation, foam roofing, and protective coatings. If you are a homeowner, builder/architect, or interested to get into the spray foam business, we have set-up special areas just for you. Check out ...

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Replacement for felt without removing tiles | DIYnot Forums

 · Replacement for felt without removing tiles. Discussion in 'Roofing and Guttering' started by John557, . John557. ... Yet. Have heard about a spray foam system but heard bad things about it also! John557, #5. ... , , in forum: Roofing and Guttering. Replies: 7 Views: 307 ^woody^ . Lean-to Roof ...

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Is there anything that can dissolve hardened expanding ...

 · Is there anything that can dissolve hardened expanding foam? ... Forums » Off-Topic Discussion » ... right down to encasing one of the wheels and the track in a ton of foam. Is there anything that can dissolve the cured foam, without at the same time dissolving the door, the wheel and killing me a and a bunch of polar bears? ...

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Spray Foam Roofing - Learn About the Advantages and ...

This makes a spray foam roof system ideal for re-roofing, as it is possible to apply over an existing built-up roof without removing it. Spray Foam Roofs have the Highest “R” Value Spray foam roofs has an aged “R” value of 6.2 – 6.5, enabling it to provide more thermal resistance with less material than any other roof insulation.

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70's Raised Ranch....Unvented Attic | Terry Love Plumbing ...

 · Stick with an unvented roof, and DO spray foam the roof deck with either open cell foam, or 2" of closed-cell + batts. Besides the additional R-value, using foam is better due to it's superior air-sealing, which reduces stack-effect heat losses in winter, and limits the amount of exterior air that can get into the space and condense on the outside of the ducts during muggy weather.

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Non Torch And Spray Foam Roof - Roofing - Contractor Talk

 · I have a house that I am remodeling and got some quotes to replace a rubber roof Two of the quotes were significantly cheaper than the others. One was using a non torch rubber roofing system and the second was a spray on foam rubber coating thingamajig.

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Home Insulation Question - Topic

 · As far as spray foam and roofs goes, the reason roofs are vented is misunderstood. Roofs do not need venting to keep anything cool, venting of roofs and attic spaces is needed because of the temp difference inside and outside the home potentially creating condensation and that water then attacking the structure over time.

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Blown insulation question - Home Improvement | DSLReports ...

 · Forum discussion: I am in Tucson Az, where it is/was common to build houses with a nearly flat roof - gable but only a few inches slope from ridge to facia Roof …

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Replacement for felt without removing tiles | DIYnot Forums

 · Replacement for felt without removing tiles. Discussion in 'Roofing and Guttering' started by John557, . John557. ... Yet. Have heard about a spray foam system but heard bad things about it also! John557, #5. ... , , in forum: Roofing and Guttering. Replies: 7 Views: 307 ^woody^ . Lean-to Roof ...

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new roof on an existing home | Ask The Experts Forum ...

 · new roof on an existing home Return to Energy Efficiency. Return to Forum ... i have heard different points of view about installing rigid foam in a roof system and am somewhat confused. some say sheeting, foam, then lath then metal roof. ... I would remove the decking and insulation. The easiest thing to do at that point would be to spray foam ...

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Ask the Expert: Spray foam durability - Fine Homebuilding

Q: I keep hearing talk touting spray-foam insulation as a “superior” insulation material. I’ve been building for nearly 20 years, however, and I’ve occasionally found spray foam that has settled in the wall cavity and/or disintegrated enough to lose all of its effectiveness.

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Spray Foam Roofing Q&A Technical Forum | SprayFoam Q&A ...

 · Spray Foam Insulation Roofing Q&A Technical Forum, Troubleshooting Questions and Answers Q&A at SprayFoam.com ... Spray foam roof over epdm. glenngamblin ... Removing Existing Roof: Trey 4 iso boards: 1 FoamDome Inverness Florida: David Pressler ...

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Venting a flat roof - JLC-Online Forums

 · Re: Venting a flat roof Lately we've been framing these roofs flat or barely sloped, which makes the framing quick and simple. Then we put polyiso sloped insulation sets on top, typically starting at 1/2 or more on the thin end and tapering up at 1/4" per foot (that's how the kits come).

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Removing Badly Installed Foam Roofing - YouTube

 · Removing Badly Installed Foam Roofing. Skip navigation Sign in. Search. ... Close. This video is unavailable. Watch Queue Queue. Watch Queue Queue. Remove all; ... Insulating a roof with Spray ...

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How to Seal Sheathing Boards - GreenBuildingAdvisor

 · The use of plywood and OSB sheathing is a fairly recent phenomenon. Before these sheet goods became readily available, builders nailed wood boards to the frame of a house for sheathing, and it is a house with this type of sheathing that Nick Welch is trying to update.

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Can I apply spray foam insulation directly to the ...

The foot roof panels will be anchored to purlins that run diagonal to the rafters. I would like to avoid installing sheathing if possible (extra waste), but I don't want to compromise the R-value of the spray foam or to have the foam ooze out between the metal panels as it expands.

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Finishing an attic, insulation and venting questions - JLC ...

 · Re: Finishing an attic, insulation and venting questions Either way you are going to eliminate those roof vents. You have some options.-You can spray foam the entire roof …

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Below Deck Spray Foam Insulation for Existing Roofs ...

Insulate an attic in an existing home by installing spray foam (open cell or closed cell) on the underside of the roof deck. This measure will convert a vented attic to a nonvented attic. The installation steps are as follows: Inspect the existing roof shingles or roofing membrane for any deficiencies.

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Replace Cellulose with Spray Foam - Fine Homebuilding

If you do decide to install spray foam, the right place in your situation is on the underside of the roof sheathing, not on the floor. That will convert your vented, unconditioned attic into an unvented, conditioned attic, which is what you want when you have a furnace and ductwork in the attic.

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no roof felt under the tiles | DIYnot Forums

 · Adverts for foam under-coatings also regularly claim compliance with the Building Regulations, which is difficult to comprehend - my copy of the Building Regs mkes it clear that where insulation follows the pitch of a roof, there should always be a clear ventilated 50 mm air gap between the insulation and the roof covering.

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Insulating Attic Roof With Spray Foam - Image Balcony and ...

3 Reasons To Remove Attic Floor Insulation In A Spray Foam. ... Attic Insulation Spray Foam. Slate Roof Central Message Board Spray Foam Insulation On. Spray Foam Insulation Lied To Existing Attic Ceilings ... spray foam contractor installs insulating the underside of roofs making case for attic condensation black mold and spray foam bott ...

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Re-roofing question - Fine Homebuilding

 · Discussion Forum. Re-roofing question. Mikeljon ... remove existing roofing, existing plywood decking, spray foam between the rafters (closed cell?), lay new decking, and then add metal roof (making this an unvented assembly); or 2) remove existing roofing, add 2″ of foam on existing decking, add second layer of decking, and then add metal. ...

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Insulating Attic Roof With Spray Foam - Image Balcony and ...

3 Reasons To Remove Attic Floor Insulation In A Spray Foam. ... Attic Insulation Spray Foam. Slate Roof Central Message Board Spray Foam Insulation On. Spray Foam Insulation Lied To Existing Attic Ceilings ... spray foam contractor installs insulating the underside of roofs making case for attic condensation black mold and spray foam bott ...

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Shingle problems from direct spray foam ?? - JLC-Online Forums

 · Re: Shingle problems from direct spray foam ?? I don't want to get into a serious roof vent discussion since it would duplicate the many others on this forum but I just wanted to say that the purpose of a vented roof is to reduce the moisture vapor in the attic space, if indeed that is a problem in a particular house.

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Foam insulation in roof - homebuyers report ...

 · Foam insulation in roof - homebuyers report House Buying, Renting & Selling ... 'The property suffers from the exceptional disadvantage of spray-foam material having been applied to the underside of the roof coverings which is most unusual for a property of this type and age (1970s bungalow). ... You quite literally have to smash the tiles off ...

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EEH REMOVE ROOF AND SPRAY FOAM INSULATION - YouTube

 · Insulation spray foam dormer. The Worst Roofing Job Ever! This Tops Anything I have Seen in 25 Years of Roofing - Duration: 7:11. West Coast Roofer - Roofing and Roof …

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How much to spray foam insulate garage? - RedFlagDeals.com ...

 · I agree that DIY Spray Foam kits are near useless. IMO, they are only 1/3 to 1/2 "as good" as the much better professional grade / Professional applied Spray Foam. Unknown to some, not all Spray Foam is the same. There's Open Cell and there's Closed Cell.

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