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18X18 Parallel Blade Low Leak Air Control Damper- Shoemaker 3000-PLL

SKU: 140918

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18X18 Parallel Blade Low Leak Air Control Damper- Shoemaker 3000-PLL

SKU: 140918

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About the Shoemaker 4500-3000PLL-18X18

Shoemaker 4500-3000PLL-18X18 Step Down Round Diffuser gives you steel construction, a design ideal for residential and light commercial application, and a 360-degree air stream, making it perfect for any home.

Product Details

Product: Vents and Terminations
Manufacturer: Shoemaker
Use: Ducting and Venting
Mpn # 4500-3000PLL-18X18
Weight 12.96 lbs.

Product Features

  • 16-gauge galvanized channel frame
  • Parallel blades are vee-stiffened 16-gauge galvanized for strength and stability
  • Blades pivot on non-metallic celcon bushings
  • 1/2" square zinc-plated steel pivot pins
  • 1/2" square zinc-plated steel adjustable operating shaft extending up to 4 inches beyond the air control frame
  • Stainless steel jamb seals
  • Blade-to-blade neoprene seals
  • 3% maximum leakage with a pressure differential 3" w.c.
  • Mill finish
  • Single blades on dampers with a height of 12"or less
  • Optional 12-gauge galvaneal construction
  • Optional Flat head and sill frame construction
  • Optional extended square operating shaft (extending 7-1/2" beyond the air control frame)
  • Optional Spring closed or spring open dampers
  • Optional oil impregnated bronze bushings
  • Optional outside mounting flange
  • Optional Direct mount damper motors (Field installed.) Mounts on operating shaft. Standard operating shaft position is bottom right, back side of damper blades when viewed from face of the product.
  • Call us, if desired, to order optional 3000 Series Sleeves
  • Call us, if desired, to order optional fractional and odd sizes available
  • Call us, if desired, to order optional 3100 Series Face and By-pass Air Control Dampers


4.5 out of 5 rating is our rating for PlumbersStock, we got that rating because we have lots of experience and great people with expertise in plumbing. BUT WE WANT YOUR HELP. This product doesn't have any reviews yet, and we don't want to write our own reviews. It is more valuable to us that the customers get to share their experience with our products. Please, if you have any experience with this product, take a moment to share and help someone else who is trying to make a decision. Thank you!

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