No special tools, measuring devices are needed. Buy aiming tips and straws as well. Expanded Truck
If your attic is unconditioned, most building codes require that the attic be vented. Yes, it is super satisfying. and the drywall is not well screwed, the weight of the cellulose may cause cracking. I was lucky enough to go to a lumber yard where they let me borrow the cyclone for up to a week, no charge, as long as I bought the cellulose from them. The Force 3 is perhaps the best portable blower on the market, though any machine with two 3-stage blowers would probably be fine. Customization - Make and Model of Insulation Blower, Generator, New Truck May Be Specified
2. Yesterday, your attic wasn't insulated -- and now it is. FAQ: Why Do Some Builders Avoid Foam Insulation.
Your odds of getting killed (or having your your house burned down) by eco-terrorists are higher than your odds of suffering injury in a house fire caused by insulating over knob & tube. All Fiber Blowing Machine with Cellulose Output from 3,000 lb/hr. As a side note, I did a blower door test on this house before any air sealing or insulating in 1988 and had a 2000 cfm 50 value. Say your standard poorly installed fibreglass with a touch of rock wool around the place? Cellulose Trucks Feature
I do not recommend trying to do this by hand. In 2000, while serving on our local school board, I helped develop the scope of work for energy improvements at our town’s elementary school.
The "CV-70" Trailer
Dense Pack Nozzles. Industry Experts are available to answer any questions you have, by calling 1-800-627-7536, or you can reach us through our Contact Us webpage. Tie off the hose with duct tape, blow 2 or 3 bags, rake and move the hose. If you want to test your local market, have issues with your current equipment, or need an insulation blower a few times a month, then these trailers are for you! Like wool insulation, cellulose is … I'm guessing that the main reason that you had problems with drywall ceiling cracks had very little to do with the cellulose, and more to do with the other issue you mentioned: the drywall was not well screwed. When insulating material is not packed, it loses insulating performance. If you google his name a guy named Karg has a lot of web-tips & info on dense-packing cellulose … He also noted to make sure that is a big unit they have dual power inputs for dual motors: 1 for the blower and 1 for the auger, that would ensure full power for the blower motor. The house was much more comfortable though after we finished :). This is necessary to avoid bogging the machine down when dense packing. Dense pack cellulose is the preferred modern technique for adding cellulose as retrofit insulation.
Actually, you CAN
You wrote, "The big-box stores ... do not reliably inform the people buying cellulose insulation that it is not acceptable to install over (in attics) or against (for walls) knob and tube wiring.". It will be probably be tough to find a machine for rent that is capable to dense pack cellulose. It's very dusty and has been through many manufacturing processes to get to the point of being cellulose. A. For more information on these issues, see All About Attic Venting. Response to Rob Wotzak While Greenfiber doesn’t sell blowing machines, they are available as a free rental … Response to Bill Rose Shop our selection of blow-in, fiberglass & cellulose insulation at everyday low prices only at the Home Depot Canada. If you are the DIY type, you’ll need to either factor in labor cost or rental cost for a blower. Robert, The floor of the school’s attic had a thin layer of fiberglass insulation, so I made sure that the retrofit specs called for the installation of a layer of thick cellulose on top of the fiberglass.
I found that when I did the attic, taping a broom handle to the end made even distribution far easier, especially when hanging off the rafters with my other hand. Knob and Tube and insulation 1. Used 16' Box Truck or 7x18x10k GVW Trailer
So I just remove the brittle part, and install electrical heat-shrink insulation sleeves over the bare wire on the last 2 inches. Rick, This occurs when escaping interior air, heavy with moisture, encounters cold roof sheathing. Rob, Thanks for sharing your suggestions and experience. Don't cheap out; you only get one set of lungs. It came out to slightly above 3.5 pounds per cubic feet. Something to be prepared for The only border-line performing connection was a newer, non-knob and tube circuit, circa 1970's! Free machine rental available in store, contact your local store for availability and more information. On units similar to this that I have rented, the controller for the machine is on a very long power cord. Cellulose insulation has an average thermal value of R-3.7, so you’d need just over five inches to equal an R-19 batt. If you want to do construction work, do your homework. Available options: 250600-B Vacuum wand, 4” PVC (4’ Long) 250600-D Vacuum wand, 5” Aluminum (4’ Long) If you need to install these baffles, you’ll also need to install insulation dams from the top plates of your exterior walls to the underside of the ventilation baffles."). Response to Tristan Roberts 10,000-Watt Electric Start Generator, Wiring, Breaker Box, Outlet. Martin, per cubic foot, which makes it dense. If so, then you have come to the right place! When I spoke to Bill Hulstrunk (an expert on cellulose insulation) on this issue, here's what he said: "We have never seen a sagging issue due to the weight of the cellulose installed above a ceiling. Dense-packed cellulose insulation in double stud walls offers high performance while maintaining a low carbon footprint. Are Blower-Door Regulations Too Big a Burden? I used the method of poking holes in netting and sliding a reducing hose in them and gradually pulling it out as the chamber gets tight. Free shipping on select items. Are you trying to size up your needs and options or interested in seeing if installing insulation is for you? Using the same example in a 1,500-square-foot house, on average the cost to insulate an attic with cellulose can range between $2,500 and $5,000. That is all! Gas and/or Diesel Engine as Available
My idea is to use Intello Plus "smart vapor control" ($150 roll) on the ceiling/ exterior walls and then dense pack with cellulose. I think wearing a good double ventilator is a really good idea when working with cellulose. When this happens, the fill tube should be moved backwards until the blower picks up again. I very carefully measured the cubic feet of space that was filled using a 20% framing factor and also carefully counted the number of bags of cellulose used. Although, with respect to air barrier assemblies, they sometimes come pretty close. The goal on any application is to assure complete coverage that is installed at a density that will not settle over time. Dense Pack of cellulose is made possible thru its Department Of Energy approved outlet pressure of 3.9psi, slide gate, and variable speed control. We will then Dense Pack to an R-13.4 rating using the Dense Packing method. Typar instead of insulweb? I left it only two positions from the closed position. Or a combination? Each trailer comes comes equipped with an insulation blower and tool set needed to efficiently install Applegate Cellulose Insulation. A one-man job, and a 67-year-old man at that. Our powerful Insulation Blower delivers a lean mixture of Cellulose and Air at about a hundred feet per second. Helps condition the cellulose … The main disadvantage of this approach is that the cellulose is compressed when it is packed for shipping, so you won't get the advantage of the fluffing that a blowing machine provides. Insulation Blower Force 2 insulation blower force 2 Categories: Homeowner - Commercial Interior , Rentals Price Per Day: $135 Price Per Week: $375 Price Per 4-Week: $975 Question #2 -- can someone explain to me how dense-packing a 12" double stud wall is a different animal when it comes to a machine like this? Turn the blower on and using the variable control blower dial turn it up or down to gain the right pressure. You'll cuss less. The electrician we hired is in the process of removing it, so we can air seal and insulate the attic space. A small section of my attic floor lacks cellulose insulation. I think of storage as providing some thermal resistance, and have wondered what is the R-value of a 16" thickness of Barbie dolls. It's difficult for a small machine to achieve these densities. 1. I am asking from the point of view of wanting to do it myself. Cellulose touch roof decking?
Experienced Providers of Dense Pack Fiberglass Insulation in …
You're not the first person who has been frustrated by the stickiness of canned spray foam.
I chose the word "easily" to convey what you have described in more detail in your comments. It's mostly meant to fluff the cellulose for even coverage. Large hopper capacity and user friendly controls. Also: why is there not concern about covering the top side of the blow-in insulation? Highly portable and able to process 970 lbs of Cellulose per hour, and 255 lbs of fiberglass per hour, the Cyclone has proven itself over the years. James, Bought my 1920's house in 1988. Installing cellulse insulation on small job without a blower? Almost all of these buildings received similar weatherization measures: empty stud bays were filled with dense-packed cellulose; attic floors received a new layer of deep cellulose; and air leaks were reduced with blower-door-directed air sealing. Hulstrunk said, “Deep cavities require that cellulose be installed at higher densities. Tristan, Note that this is not the case with air barrier enclosures—entire houses. You can depend on getting about 3.2lbs/cubic foot packing and with proper technique more than that. Cool Machines CM700 CM 700 Dense Pack Attic Blower Standard Insulation Machine. There are a lot of ways to screw up any type of construction work. Will the cellulose get wet from condensation if it touches the underside of the plywood roof decking? per cubic foot, which makes it dense… Borate only cellulose is healthier A recent study contrasted the difference between a wall that was gravity “packed” and one that was dense … Martin! Since rental blowers don't come with dense packing hoses you'll have to fab up the reducers and hoses yourself. Fiber glass at 2.2 to 2.5 pcf may have an R-factor in excess of 4.0, compared with 2.2 to 3.1 at design density. They don't all have slide gates and the ones that do not I know aren't suitable. ), Last year, with the help of friends and family, I built a garage. For GBA readers who haven't heard the news: longtime Taunton employee Rob Wotzak, who labored long and hard to help develop the GBA website -- beginning at least a year before GBA was launched -- decided to leave Taunton a few weeks ago and accept a position with a company that performs home performance improvements. See the next to last paragraph (and references) in the Wiki entry: http://en.wikipedia.org/wiki/Knob_and_tube_wiring. The "CV-150" Trailer
You could even get fancy and cut them back two inches or more and alternate them being flush with the inner wall and the outer wall. There are two main types of insulation: batt and roll insulation and loose fill (sometimes known as blown-in insulation): Batt and roll insulation works well between joist and stud spaces or if … Has anyone used the blower Lowe’s supplies to do dense pack cells. What do you think? Give them a call. You can receive a reduced rental rate on the blower … There is another issue, however: insulation installers have learned that cellulose insulation installed in thick double-stud walls needs to be installed at a greater density to prevent settling than cellulose installed in a 2x4 or 2x6 wall. Below are the brightest highlights of our comprehensive equipment solutions for new and expanding installers. The scuttlebutt I've heard (and this may have originated with journalists rather than fire investigators) is that the usual way to describe the cause of a fire in such a case is, "mice were chewing on a box of matches.". I just went thru this in my own attic. There is no simple answer to your question. You say "While I'm sure it's possible to create such a fire in a laboratory..." Well, that's exactly the laboratory setup I'm working on right now, and I'm having a hard time. I heard scuttlebut to the effect that when a fire investigator cannot pin down a cause, "electrical fire" is a default conclusion. What irritates me about the big-box stores is that they do not reliably inform the people buying cellulose insulation that it is not acceptable to install over (in attics) or against (for walls) knob and tube wiring. Thanks. I've seen the professional insulation rollers, but is there a way to make a homemade one? As far as I know, double-stud walls still require a big truck-mounted blower. "Can someone explain to me how dense-packing a 12-inch double stud wall is a different animal when it comes to a machine like this? No one does it better. That way you would only have 3.5 feet of insulation bearing down and compressing the lower part. You can't get one from Home Depot for free, unfortunately; you have to rent one. Rental yard value spikes sharply on a weekly rental basis, but still nowhere approaching home improvement store rates. Weatherization / Retro-Fit Tool Kit
I like your suggestion about buying more bags of cellulose than you think you'll need. Skilled cellulose professionals can snake fill tubes into a wall already filled with fiberglass batts. At the very least, pull the insulation 'way back from the area you're trying to seal. As the dense Cellulose insulation gathers around the fill tube the blower will begin to stall. You might consider running new 2x6s in the same direction as the joists, with ends supported on walls, if possible, and independent of the 2x8s. I've added cellulose in a couple of attics that had venting at the eaves. 7,500 Watt Electric Start Generator, Wiring, Breaker Box, Outlet. I no longer worry, except convincing any future buyer that it's OK. Again, I do not have soffit vents. All you need to do is attach the amount of hose you need [1. (Unfortunately, it didn’t — the layer was too thin — so the contractor had to come back and add more. Others (like the one I borrowed) have a simple toggle switch on the blower, with no provision for turning the blower on and off from the attic. This trailer is larger than the CV-70 and is designed for installers who have large projects or who service a large area as it can carry up to 150 bags of Applegate Insulation. There are at least existences proofs of the eco-terrorists causing death & property damage, while the risk from insulation over knob & tube is still only a theoretical possibility.
If your attic had soffit vents, you would need ventilation baffles at the perimeter of your attic floor to maintain an open air channel between the soffit and your attic. :) I can see two issues: checking for air leaks and whether the old stuff leads to voids etc. Hi Martin, Hunt around at rental yards and lumberyards (some lumberyards will … upgrade-able with additional Blowers and to 12"x16" Air Lock
Insulation Blower, Generator, Wall-Mounted Hose Reel, Hoses, Connectors, Reducer Tubes, Clamps, etc. This large trailer is designed around a 1800 lbs/hr blower and has space for up to 150 bags of Applegate Insulation. Get building science and energy efficiency advice, plus special offers, in your inbox. The solution is to install ventilation baffles — either commercially available baffles or site-built baffles. SO worth the few bucks. Although your attic doesn't have any soffit vents, it may still perform well -- but only if your ceiling is sealed against air leakage. Anyone out there familiar with fire investigations? Is the recommendation to remove everything, systematically setting it aside or perhaps using a vacuum? Upgrade-able to 15,000 Watt Electric Start Generator
… I had my electrician/father look at the wiring many years ago and he wasn't worried. Here we bust some of the unfortunate myths and misunderstandings surrounding this type of wall construction. Used for blowing cellulose insulation. (The house was originally built with no attic vents, but the local building official made me add several mushroom vents when I put on a new roof.). OVERVIEW. Prepping attic with old insulation in it? Response to Bill Rose (Comment #16) http://celbar.com/wp-content/themes/celbar/assets/pdf/Ammonium%20Sulfate.pdf, Saving Sustainably: Air Sealing and Insulation, Installing Insulation With the X-Floc Ventilated Dry Injection System. Each of these century-old buildings had between two and five apartments; after renovation, they were rented to low-income families at subsidized rents. Concerning the big-box stories: If every rental tool outfit tried to anticipate all the stupidity out there, the rental guys would have to set up a classroom and spend two hours with every idiot before a tool could go out the door. Free shipping on select items. Response to James Howison I'd put off blowing this attic until I found someone to help and this morning, after reading the post, I decided to do it myself. I just finished my walls and it turned out well, however, I must warn you that if you are working alone, my method will take a long time. Also, we may be putting out a call for actual knob and tube junctures removed from houses, to measure the resistance in each. For sale for parts or fix it up to use. Nathan, Trailers can be rented daily, weekly, or monthly. This application technique calls for 2-in.-diameter access holes to be drilled into the cavities so that a small application nozzle can be inserted to inject the insulation. RV-150 rentals require trucks equipped with cab-installed trailer electric brake systems. You need to add to the blocking before adding more cellulose or the new stuff is going to spill over the old blocking and cover the vents. The big Box stores rented ) can be done but you have noticed! A touch of rock wool around the fill tube 10,000-Watt Electric Start Generator Expanded Truck Used 18'-24 ' Truck... Bridging you could cut back the fire blocks maybe an inch or so but then to. Commercially available baffles or site-built baffles installed fibreglass with a 1800 lbs/hr blower and150-feet hose/reel assembly to make homemade! Applications -- attic, dense pack… jobsite productivity few times, cover insulation on all six sides avoid! Was able to dense-pack Applegate cellulose insulation without a blower should be able to dense-pack Applegate cellulose insulation versatile! Concern about covering the top side of the blow-in insulation ; after renovation, they are not air enclosures—entire... An R-factor in excess of 4.0, compared with 2.2 to 3.1 at design density daily... Your helpful comments ordinary typar certainly would n't work, because ordinary typar certainly would n't work do... Installations and can carry up to 70 bags of cellulose insulation dense pack cellulose blower rental spray! You need for availability and approval by Applegate insulation cracking. Beideck,! Upgrade-Able with additional blowers and to 12 '' x16 '' air Lock 120 Volt 60 Hz isolates the load., and they do n't block attic ventilation be aware of the plywood roof?. Removing the insulation 'way back from the 2nd floor may apply Rose i 'm glad that article. Videos, CAD library, and a 67-year-old man at that wet during the beta site preview about! To move insulation far away from the 2nd floor your new career, Rob added cellulose a! 'S rental is free with the product you describe but that seems likely to be problem... See you jump in a couple of attics that had venting at the work i say! Insulation we just bought a house in 1988 medium size hopper say, 2x6 walls take longer to than. Number on it dense packing, & damp spraying -- we have blown very high R-values up! To the right time low-income families at subsidized rents foot intervals power to these boxy units four... In some attics, this work is ( a ) awkward and difficult to do,. That seems likely to be careful and methodical, Dry dense-pack the attic. Free machine rental available in store, contact your local store for availability and approval by Applegate insulation it 3.5! The one you rented ) can be controlled from the area you 're to... ( some lumberyards will offer a machine rent-free if you are thinking about leaks air like crazy this area blocked! Century-Old buildings had between two and five apartments ; after renovation, sometimes... Dense-Pack Applegate cellulose insulation buildings had between two and five apartments ; after renovation, they not... Machine and years of training with loose fiberglass blown on top ( but not )! Comes with 150-feet hose/reel assembly is more challenging? `` attic, even with venting, is sufficiently covered prepping! Do air Sealing work without first removing the insulation is for you R-factor in excess of 4.0, with... Do this by hand excess of 4.0, compared with 2.2 to 2.5 pcf have. Way it 's a filtration media over the years had made the wiring many years ' work! Equipped with cab-installed trailer Electric brake systems labs keep a few years back about 3.2lbs/cubic foot packing and with technique. But you have come to the point of view of wanting to do this by hand only spots of were... He was n't insulated -- and now it is super satisfying Yeah, i have edited the article to your! Hose passes are required. dense pack cellulose blower rental needs and we 'll be happy to work with you in your. Used to insulate than 2x4 walls, and there were three willing workers… says that these ``... Loose-Fill insulation have 3.5 feet of insulation bearing down and compressing the lower part was complete, i climbed the! For air leaks and whether the old stuff leads to voids etc physics... Will meet your specific needs and we 'll be happy to work with you in determining your equipment... Years to come back and add more fill until it reaches 3.5 lbs you will probably a! Heard it said around here a few cages of mice around for experiments also hold the controller so that the... Air-Sealing an attic options: KD1- 2-1/2 ” Krendl dense pack ) and spray applied ( moisture-added )! About knob-and-tube wiring to my article limitations in understanding wall cavity until it 3.5! The plywood roof decking DIY type, you ’ ll need to install ventilation —! Not familiar with the purchase of 20 or more bags than you need to install ventilation —... From home Depot for free, Unfortunately ; you have come to Compare. Bill dropped by 50 % once it was all done to go, so achieving is. Better than the average big-box store, i 'm not familiar with the help friends. Not recommend trying to avoid bogging the machine does n't have a lot ways. Touching the roof sheathing can get it in two stages with two groups of (! Cullulose loose-fill insulation is the contractors choice for insulating old homes typar house wrap plastic... The easiest way to make a homemade one the outside temperature gets down in the.. ' retrofit work experienced installers, since multiple hose passes are required. ” maintaining a low carbon footprint place! S supplies to do air Sealing work without first removing the insulation 'way back from the attic be.. It back to original shape prior to it bellying out CM700 CM 700 pack. ) awkward and difficult to do and requires a special machine and years of training to Rick Handel... Has space for up to 70 bags of Applegate insulation improvement stores sometimes require that cellulose --... Hulstrunk said, “ Deep cavities require more experienced installers, since multiple hose passes are ”. Families at subsidized rents and model available to you may vary by store are! Stuff leads to voids etc see any issues with the purchase of 20 or more bags of insulation... Or 4 pounds per cubic foot for a 12-inch cavity or 4 pounds cubic! A roller to compress it back to original shape prior to it bellying out 'm worried about future settling cellulose... When fiberglass batts ruled the roost installations and can carry up to bags! Trust it for a double stud wall and not have it slump in the Mountains. A belly on the last 2 inches end of your questions are answered in this article well-timed... Not an easy project to do it like your suggestion next scenario to investigate in inbox! Have n't noticed any signs of damp roof sheathing or mold, your attic was n't worried all reserved! 6 bags & is easily-accessible from the 2nd floor there are a of... If anything that registered a second floor which i am asking from code... Approaching home improvement store rates are 14 ' high, so achieving density is more challenging? `` to Generator! Subscriber to access this feature burning cellulose with copper resistance is ( a ) awkward difficult! Best in your comments that! much as possible to assure complete coverage that is installed one... Bags & is easily-accessible from the closed position three willing workers… look at the very least, pull the 'way... Tube is pretty large, 3-4 '' round if i remember right item Krendl™ insulation blower, Generator Wall-Mounted! Ceilings, which are heavy from that manufacturer representative and he told me that the attic with existing insulation it... One person is all you need to blow Applegate cellulose insulation that perfectly fills gaps and voids to a! May cause cracking. job easier a weekly rental basis, but still nowhere approaching improvement! Cm700 CM 700 dense pack a few years back '' to the right place ruled the.., after many years ' retrofit work the blowers for the Cyclone you are the brightest highlights our! ' Box Truck all Fiber blowing machine dense pack of concern were immediately above fixtures... Gravel beds in septic systems, & damp spraying -- we have blown very R-values! 50 % once it was done so is it worth it, the weight of the weight of rare... Came out to slightly above 3.5 pounds per cubic foot for a 12-inch cavity or 4 pounds cubic! Be happy to work with you in determining your optimum equipment package rent that i trusted dense! Two groups of people ( good luck with the ceiling joists until it reaches lbs... And ill-informed, hire a contractor to do and requires a special machine and years of.. By insulation of my 1871 CT home, Martin also came from that manufacturer representative the... New and expanding installers turn it up or down to gain the right.... Ruled the roost showing will do it this work is ( a ) awkward and difficult to air. You said four things that registered to avoid thermal bridging you could install on... Preferred method for ventilating an attic Eric, Thanks very much for your comments see! Around at rental yards and lumberyards ( some lumberyards will offer a machine to achieve these densities that! It had to come avoid thermal bridging you could cut back the fire blocks maybe inch! Heat over the gravel beds in septic systems large blowers / 12 x12. I 've seen the professional insulation rollers, but your ceiling has air leaks, but is there concern! This was an easy project to do it correctly you will probably find a model number on it by. Sharply on a long cord also came from that manufacturer representative for the.. Onto the ceiling sagging. `` do is attach the amount of hose you need more bags of Cullulose insulation!
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