SKU: 86925962173

Armstrong Ceilings SUPRAFINE XL 9/16 in. Main Beam, 144 in. Length, 20-Pack - Hot-Dipped Galvanized Steel

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Description

Armstrong Ceilings SUPRAFINE XL 9/16 in. Main Beam, 144 in. Length, 20-Pack - Hot-Dipped Galvanized SteelSUPRAFINE XL 9 16" Galvanized Steel Main Beam, 144" (20 Pack) Heavy duty 9 16 inch exposed tee main beams for suspended ceilings, made from hot dipped galvanized steel. Each 144 inch beam features a flush fit interface and coupling end detail for clean aesthetics and reliable performance in commercial spaces. Key Features: Heavy Duty Performance: Rated for heavy duty loads with hanger spacing options at 4 ft (16. 86 plf) and 5 ft (10. 62 plf) Durable

SUPRAFINE XL 9/16" Galvanized Steel Main Beam, 144" (20-Pack)

Heavy-duty 9/16 inch exposed tee main beams for suspended ceilings, made from hot-dipped galvanized steel. Each 144-inch beam features a flush-fit interface and coupling end detail for clean aesthetics and reliable performance in commercial spaces.


Key Features:

  • Heavy-Duty Performance: Rated for heavy-duty loads with hanger spacing options at 4 ft (16.86 plf) and 5 ft (10.62 plf)
  • Durable Construction: Hot-dipped galvanized steel resists corrosion for long-term reliability
  • Clean, Flush Aesthetics: 9/16 in face profile with flush-fit cross tee/main beam interface
  • Convenient Length & Pack: 144 in main beams; 20 pieces per carton totaling 240 linear feet
  • Seismic Readiness: Suitable for Seismic Categories D, E, and F (see system requirements)

Please check the Product Data Sheet Here


Specifications Table:

Specification Details
Series / Name SUPRAFINE XL 9/16" Exposed Tee
Component Type Main Beam
Material Hot-dipped Galvanized Steel
Duty Rating Heavy Duty
Face Profile 9/16"
Height 1-11/16"
Length 144"
Rout/Slot Spacing 6"
Cross Tee/Main Beam Interface Flush fit
End Detail Coupling
Pieces per Carton 20
Feet per Carton 240 ft
Hanger Spacing 4' - 16.86 plf; 5' - 10.62 plf
Seismic Category DEF
Profile Type Exposed Tee

Frequently Asked Questions (FAQ):

Q: What size and profile are these main beams?
A: They are 144 inches long with a 9/16 inch exposed tee face profile and a height of 1-11/16 inches.


Q: What material are they made from?
A: Hot-dipped galvanized steel for strength and corrosion resistance.


Q: How many beams come in a carton and how much coverage is that?
A: 20 pieces per carton for a total of 240 linear feet.


Q: Are these beams suitable for seismic applications?
A: Yes, components are rated for Seismic Categories D, E, and F when used within the appropriate system guidelines.


Q: What is the slot spacing and connection style?
A: Slots are spaced at 6 inches with a flush-fit interface and coupling end detail.


Razor-Thin Lines, Gallery-Clean Ceilings

SUPRAFINE’s slender 9/16-inch profile draws the eye across the room with a tailored, architectural rhythm. The flush-fit connections create an uninterrupted plane that feels refined and modern. Pair with bright acoustic panels and linear lighting to choreograph a light, airy workspace. It’s the quiet backbone of a luxe, high-performance ceiling.


Elevate your ceiling system with SUPRAFINE XL main beams—order the 20-pack today for streamlined installation and lasting performance.

Warranty

Installation

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 86925962173

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4.8 ★★★★★
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Mike L
Lowell, US
★★★★★ 5
Must have in modern high compression GDI engines!
Style: Modifier
So bought this for my new Mazda 3 Turbos' first oil change. I was originally going to use Liqui Moly MoS2, due to the OE Mazda oil using a very high Moly PPM (800ish) formula and not having easy access to a similarly formulated oil. After doing some more reading i decided to use Ceratec instead, mostly because it doesn't make the oil look super dark (for warranty purposes, If for some reason i do have a problem with the engin i don't want the dealer saying I just didn't change my oil). So initial results are awesome, the valve noise is pretty much gone. And the engin just feels smoother, and sounds like is not even trying when reving it out. With that success I bought another one for my girlfriends non turbo CX30 when i changed her oil. Her engine has always been just a little noisier than my old non turbo mazda 3, and my new Turbo model. I've used the same oil in both (Pennzoil Ultra Platinum 0w20 or 5w30 in the turbo). It had the normal lifter noise, but it always sounded raspy when accelerating hard, like it was really at the edge when floored. So as a before and after test I changed the oil fist with NO Ceratec, engin sounded happier, ran a little smoother, but basically the same as before, Normal stuff after an oil change. So I added the Ceratec, literally you could hear the lifter noise melt away as it mixed with the oil, I was in my garage so the effect was even more stark. The engine also idled smoother, to the point if you were in the car, you wouldn't know it was on without the engine RPM readout. So i took it for a test drive down the road and stepped on it after getting it up to Temp. The raspiness was completely gone, it sounded like it was happy as a clam reving right up to redline. This wasn't a "i think it might be better" differance, it was a night and day difference, a wow that impressive difference. As for fuel consumption reduction claims, i don't know yet, from what i read you need to dive it 300-400 miles to get a valid result. I only have 150ish on mine and 75 on hers. First impressions were really positive, highly recommend to anyone wanting to keep a car for a really long time. Only downside is the price, this stuff is really expensive... but i look at it like this, $600 over the life if the vehicle if you keep it to 150K miles, with 6k oil change intervals is pretty cheap insurance. compared to an engine rebuild.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 21, 2021
W
Verified Purchase
William L Rose Jr.
West Palm Beach, US
★★★★★ 4
Results after 1500 miles....
Style: Modifier
Seems to have made my engine a little less noisy at startup.
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Reviewed in the United States on March 3, 2026
A
Verified Purchase
A. Mitchell
Natrona Heights, US
★★★★★ 5
Been Using For a good While
Style: Modifier
Always quality product
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Reviewed in the United States on May 29, 2026
S
Verified Purchase
StarMember
Dallas, US
★★★★★ 5
¿Snake oil? At least it worked for me
Style: Modifier, Style: Modifier
Very cheap compared to buying it locally, here in my country. Used the Ceratec with the Leuchtlauf High Tech oil. 143K miles on my 2.5 mk6 Jetta. It started to make some tappet/lifters noise, very minimal but it was there. As soon as I started the engine, and about 30 minutes in , I could clearly hear the difference. How I heard the difference? With the hood closed now I can barely hear the engine, unless I put my ear close to the grille. Now I only hear the working injectors. Totally recommended. Can’t speak about gas consumption, I’ll have to drive 500-1000 miles to speak confidently. Recommended for giving older engines a longer lifespan. Update: After 15 days or so, and about 150-200miles later, I noticed my Jetta’s engine feels lighter and smoother. No placebo effect, it’s just there. Since I bought two Ceratec bottles, I used the second bottle on a Mitsubishi Outlander Sport with the Mivec 2.0 engine. These engines are quite noisy, specially the injection noises, and I had a very concerning lifters ticking. I did my oil change yesterday, and today the ticking is gone, all I did was use Liquimolys engine flush, Valvoline oil and the Ceratec. I’ll post an update if I get better fuel economy and smoothness on my Mitsu.
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Reviewed in the United States on January 12, 2026
H
Verified Purchase
Henry Williams
Birmingham, US
★★★★★ 5
Durable and well fitting
Durable and well fitting. I drive a Honda Accord 2014 and when the under engine covers started falling off I used these to replace the ones that came off. They work well and the prying tool made replacing the retainers easier.
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Reviewed in the United States on January 18, 2026

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