The Wall Sleeve offers a durable, professional solution for routing linesets, wiring, and drain hoses through walls. It protects against moisture, pests, and environmental damage, supporting a clean, long-lasting installation and improved system performance.
NFP Adjustable Sleeve
NFP Adjustable Sleeve
Protects HVAC lines through walls. Blocks moisture, pests, and damage for a clean, lasting installation.
Length is adjustable between 4″ to 7-1/8″ without cutting. Wide flange allows for installation up to 5″ slope. Unitary construction is easy to caulk and prevents water and pest damage.
| Code No. | Item No. | A (I.D.) | B (O.D.) | C | Core drill diameter | Pcs/Pkg |
|---|---|---|---|---|---|---|
| C 03680 | NFP-75 | 3-1/8″ | 2-5/8″ | 4″ | 3-1/4″ | 50 |
Q. What is the Adjustable Wall Sleeve NFP used for?
A. The NFP series is designed to provide a flexible, adjustable solution for routing linesets or piping through walls, with multiple length configurations to suit different wall thicknesses.
Q. What sizes are available for the NFP wall sleeve?
A. Three sizes are available_
NFP-60_61.5 mm outer / 50.5 mm inner diameter
NFP-65_66.5 mm outer / 55.5 mm inner diameter
NFP-75_76.5 mm outer / 65.5 mm inner diameter
Q. What is the adjustment range for sleeve length?
A. 99–105 mm_1 set (A + B)
127–180 mm_1 set (A + C or A + B + C)
196–255 mm_2 sets (A + B + B + C)
265–330 mm_3 sets (A + B + B + B + C)
Note_Lengths between 105–127 mm cannot be configured due to structural limits.
Q. What material and color is the sleeve made from?
A. The NFP wall sleeves are made from polyethylene (PE) and come in ivory color.
Q. Are there any installation considerations?
A. Yes, ensure_
A minimum screw-in depth of 24 mm between parts
Waterproofing at joints and wall penetrations using caulk or putty
Q. What accessories are available for the NFP series?
A. Wall Cap NWC (Sizes 60, 65, 75) – ABS construction, designed only for use with NFP
Wall Cap Lid NWM-C – Polypropylene cap for use with NWC only
Q. Can the NWC wall cap be used without NFP?
A. No. The NWC and NWM-C caps are designed specifically for use with the NFP sleeve and cannot function independently.
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