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Carrier Fan Coil Fan Coil Filter 19 3/4X21 1/2X1 (FA/FB/FC 36 42 48 & FK4 3 & 5)

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Carrier Commercial Fan Coil Fan Coil Repair, maintenance, and replacement planning
Carrier Fan Coil Filter 19 3/4X21 1/2X1 (FA/FB/FC 36 42 48 & FK4 3 & 5) product image

Technical Specifications

Product Specs

  • Model: KFAFK0312LRG
  • Manufacturer Number: KFAFK0312LRG
  • Vendor Number: KFAFK0312LRG
  • Catalog Brand: Carrier®, Bryant®, Payne®
  • Brand: Carrier®, Bryant®, Payne®
  • Country Of Origin: USA
  • Cubic Measurement: 0.2488
  • Dimensional Weight: 35
  • Filter Type: Whole House
  • For Use With: Air Cleaners
  • Height: 1
  • Length: 21.5
  • MERV Rating: 7
  • Nominal Filter Height In Inches: 21.5
  • Nominal Filter Size In Inches (W X H X D): 19 3/4 x 21 1/2 x 1
  • Nominal Filter Thickness In Inches: 1
  • Nominal Filter Width In Inches: 19.75
  • OPT Code: 1PKFAFK0312LRG
  • Prop 65: YES
  • Removes Fine Dust: NO
  • Removes Smoke: NO
  • Tier: Standard
  • Type: Filter Kit
  • UOM: EA
  • UPC: See Optical
  • Weight: 1
  • Width: 20

Useful troubleshooting details

  • Confirm the exact model number, serial number, installed equipment type, and site voltage before service or replacement planning.
  • Match replacement equipment and accessories against current Carrier compatibility requirements, refrigerant type, capacity, airflow, and local code requirements.

Service planning

How GreenFlow handles Fan Coil Filter 19 3/4X21 1/2X1 (FA/FB/FC 36 42 48 & FK4 3 & 5) requests

1

Identify the equipment

Confirm the model or series name, serial number if available, photos, and whether the unit is roof, exterior, basement, or mechanical-room equipment.

2

Describe the service issue

Share no heat, no cooling, weak airflow, error codes, alarms, leaks, noise, control problems, or comfort complaints.

3

Review access and history

Include access notes, tenant or business-hour constraints, filter status, recent repairs, and maintenance records when available.

4

Plan the next step

GreenFlow can route the request for diagnostics, repair planning, maintenance, replacement scope, or related system upgrades.

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Our Happy Customers

Dev W.

I had a breakdown of my cooling system and Hanna at Green Flow responded to my request right away. They scheduled me same day. The team at Green Flow was easy to communicate with over phone and text. They kept me updated on delays on arrival of the...

Terry S.

Excellent service from best tech!

Neal V.

In an industry that often fraught with contractors taking advantage of homeowners, Andrey was honest with his assessment and willing to install a product acquired elsewhere (most want that margin themselves), patiently answered my questions (I’m an engineer so like to understand what’s happening), and proactively offered practical...

Melissa S.

The repair person came quickly and was super efficient and polite, and showed me what to do next time. He gave my dog a quick pay and was off again.

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