plastic vs metal ceiling box hvac talk A register box is a metal or plastic box that's installed on or near the ceiling of a room. It contains a register - a grille or screen through which air is circulated into the room. The register box connects to the ductwork of the .
Yield strength is the stress at which a material begins to deform plastically, meaning it doesn’t return to its original shape when the load is removed. It’s a critical parameter in designing structures and components to ensure they don’t undergo .10000 psi can be converted to 0.069 GPa and 10 ksias indicated in the chart below: Note! - this online pressure convertercan also be used to convert between Tensile Modulus units. See more
0 · plastic box vs metal junction box
1 · metal box vs plastic box
Discover Pinterest’s best ideas and inspiration for Yellow house with metal roof. Get inspired and try out new things.
Most homes in my area use metal. And wood registers are becoming more popular with people who have hardwood floors. Just make sure the ducts and registers are the right size, that's more important than what the vent gills are made of.Most homes in my area use metal. And wood registers are becoming more . There's really nothing wrong with the registers that sanding, red oxide primer, and a good spray paint wouldn't cure. BUT, plastic is the no rust solution if you can find them in your size. I am shopping for new supply registers to replace the plastic ones I have now. Many of the styles I may choose come in both aluminum and steel versions. Which one is .
My house has a great room with 10 foot ceiling containing 4 floor registers in front of south and west-facing windows. All floor registers are 4" x 10". They are currently the standard .
A register box is a metal or plastic box that's installed on or near the ceiling of a room. It contains a register - a grille or screen through which air is circulated into the room. The register box connects to the ductwork of the .We’re here breaking down all the pros and cons of plastic, metal, or wood vent covers so you can be sure which one will add to the durability and design of your home, without breaking the bank. Spoiler alert: custom wood vent covers tick . The simple fact is that a plastic box vent is built to last around 10 to 15 years. A metal vent built out of aluminum can easily last as long as 50 years. This means that it will most likely outlive your roof since it is recyclable and .
When I have to put a box in the attic I try to mount it above the insulation layer, but code does allow it to be covered in insulation. Either plastic or metal is OK. I keep a couple of .
HVAC professionals use the term free area to refer to the area of registers or grilles that allow for unobstructed airflow. Air can’t flow through certain areas of a vent cover, such as . Most other plastic boxes I have seen are designed to use wood screws directly into the joist holding the junction box for hanging ceiling fan. These boxes, requires you to . I know there are threads on this subject, but I really couldn't find an answer to my question. Recently, we lost a lot of airflow in our house. Today, a reputable HVAC company came out and tested our system. All the load / electric tests came out OK. We have an older home with a below-home crawlspace, which houses the air handler and the ductwork sends. I haven't set a condensing unit in a long time..everybody, pretty much, used to pour a little concrete pad. Now, most seem to be just plopped on a prefab plastic thing. That obviously simplifies the job, but I see a lot of units tilting, and too far down in the weeds for my taste--vulnerable to weed whips, mowers, dog piss, and so on.
One hallway ceiling return, 1100 square feet single level 50’s ranch. Ductwork is covered in cellulose blow in insulation. . Welcome to HVAC-Talk.com, a non-DIY site and the ultimate Source for HVAC Information & Knowledge Sharing for the industry professional! . The return grill is metal though. Reply . 10-31-2023, 03:35 PM #8. BNME8EZ . I'm seeing insulated boxes down here in Florida being used for residential ceiling registers. They are being used on 6" and 7" flex runs. . Welcome to HVAC-Talk.com, a non-DIY site and the ultimate Source for HVAC Information & Knowledge Sharing for the industry professional! . metal box with duct liner on the sides and a ductboard back or . I am getting two quotes for sealing the metal air ducts in our basement. The goal is to reduce air leakage and save $ on a/c. #1 says he uses foil tape (which has the sealant on it) because it is faster to install and doesn't crack like mastic "paint" would- his example was the return air handler metal does flex a bit. He also said he will use the tape to seal around supply . Fiberglass vs. Plastic boxes. Jump to Latest . Electrician Talk. 2.4M posts 98.7K members Since 2007 A forum community dedicated to professional electricians, contractors, and apprentices for residential and commercial work. Come join the discussion about trade knowledge, tools, certifications, wiring, builds, scales, reviews, accessories .
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plastic box vs metal junction box
metal box vs plastic box
Living in the humid East Tx climate one contractor says metal ducting is the best. Sounded good to me. Next guy says the heat and humidity can cause the metal to corrode/rust over time (long time) and due to limited attic spacing to use flex. He also said to use fiber board plenum due to same issues. This is an upstairs split unit closet mounted evap./furnace.
This item: HVAC OV 8 x 16 Inch White Rectangular Metal Plumbing Access Panel - Indoor Wall Access Door for HVAC, Wall, Ceiling, and Drywall with Door - Opening Box Door Cover - Easy to Install .97 $ 39 . 97
While I'm at it, i'd like to add one of those pull string light bulb lamps to the ceiling (the porcelain kind). I was told that using a metal handy box (with appropriate Romex clamps that go through the knock outs) is the best way to go so I can ground the box. . Doesn't matter plastic or metal just use the appropriately sized box for the .
I am roughing in some ceiling fans and I have a blue plastic box that is rated for ceiling fans. It has metal sliders as attachments to the joists. However, I am using wood I-joists and the sliders/hangers are a little too long, because the I-joist are a wider than regular wood joists where the drywall will contact them, making the space .
I have read a bit on forums about the possibility of using plastic ductwork, versus the typical sheet metal. Does anyone have any advice on this. I am considering re-routing one of my existing ductwork runs (just the register, not the return side ), and was considering using plastic ductwork. I am also concerned about ductwork noise. THX a bunch for the replies! I had forgotten how difficult it is to cut vents through a plaster ceiling. The house is two level; main will be floor vents, upper will be ceiling. It appears around 12 penetrations through the plaster ceiling upstairs will do. Thoughts on changing plastic duct work to metal? Is it better to just go build a new house? Have two stories. I could see maybe the 2nd floor being easier to do, but getting into the first floor would require a lot of sheet rock work. Just . Hi all, I am looking to have the heatpump and ducts replaced in my house in north Florida. I have the chance to move the ducts from the crawlspace to the attic. I would like to know if it is better to put the ducts in the attic or in the crawlspace. Which is better? and Why? The price is about the same. I am trying to understand why one location would be better then the other.
I was not able to figure out which forum was the right one to ask this in. I'm a DIY homeowner (ex contractor) and the general forum asks homeowners to post in the AOP forums, and the AOP forums say no DIY. I have a home in the SF bay area with an uninsulated attic. We have mild weather of course. The attic hosts a gas furnace and most of it's ductwork is what I . While inspecting an attic a/c system, I note a plennum box had been fabricated using hard styrofoam insulation (corning product, pink colour usually used for wall or ceiling insulation). Looks like a handyman project, probably replaced an older duct board plenum, but got me thinking. Smooth inside surface for airflow, good insulation value, seems strong enough to .
Anyone have a source for these smaller covers in plastic or should I plan on replacing the few ceiling boxes? . You cannot use metal covers on plastic boxes unless the cover is bonded in some fashion. Some of the round plastic boxes will have a ground screw connected to a metal sleeve for one of the screw mounting holes for this reason . As a homeowner, you sometimes have to decide whether you want to use metal or plastic fan blades. Perhaps you have to decide on the type of blades to replace old existing blades in the HVAC system, or you want to purchase a loose fan or ceiling fan and have to decide whether the blades of the device should be metal or plastic.8 x 16 Inch White Rectangular ABS Plastic Plumbing Access Panel - Indoor Wall Access Door for HVAC, Wall, Ceiling, and Drywall with Door - Opening Box Door Cover - Easy to Install Brand: HVAC OV 4.6 4.6 out of 5 stars 11 ratings
My living room has 2 10x4 celing vents vents in front of the windows. The air goes left and right. However, it kind of leaves a gap in the center of the room, by the windows, it is very cold, and in the center of the room, it is warm. It will get cool in there after a while, but at nighttime, the air coming from the vents is around 50 degrees and by the wall, you need a . Just how poor a practice is using duct "Y" fittings vs. triangle boxes in a residential supply system? My house is built using the Y's and a company I respect proposed to build replacement ductwork using the triangle boxes. I can see how a low-bid contractor would avoid the boxes, but wondering if it is possible to estimate how much harm my present duct system .Electric floor heating - carbon film VS metal cable? . Carbon powder film between plastic sheets, pieces connectable with clamps: https: . Maybe behind IR transparent wall/ceiling paint (if that's a thing), it makes sense. They are very thin though so it makes it handy if you don't want to lose 10-20mm of floor to the screed covering of the .
I have an old house in the South, and that menas a tight crawlspace (about a foot in some areas) and it is open dirt. Considering replacing gaspack system, including ductwork, which is currently in crawlspace. One contr recommends new attic install, because crawlspace is so tight. Any upside-downside to using attic vs. crawlspace? Thanks. A house has a crawl space between the first-level ceiling and the second-level floor; the crawl space varies in height from roughly 2 feet to 3.5 feet (in addition to the space between the joists). In one section, above a 10-foot long hallway, the building contractor made the crawlspace into a plenum for an air conditioner/furnace mounted between the levels of the house.
hardcast 1402 will stick to metal lip inside supply boxes, but would have to put pieces together to reach metal duct connection on top of the box..I wasn't really wanting to do that. don't know if it would stay in place long term. I even looked for supply boxes (on my own) with no insulation inside. couldn't find them anywhere.
It’s a 1 or 1.5 ton unit. It’s basically a standard fan coil unit in a metal box. The metal box is so you can not see the guts inside. This thing is about 30 years old. There is no model info. It has been painted several times over the years.,so my question is what manufacturer sells this style chilled water fan coils. It looks like the .
Whether you’re dealing with corrugated sheet metal, decorative sheet metal, or functional sheet metal for industrial applications, our guide, complete with a sheet metal gauge chart, aims to enrich your knowledge and foster a better .
plastic vs metal ceiling box hvac talk|metal box vs plastic box