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NOTE: As of 4/13/26, Omega National's prefix has changed from NP to RS. This part number has changed from NPRCH30QUF1 to RSRCH30QUF1.
30 inch wall mount trimmable chimney describes a cut-to-size chimney specifically designed to work with 30 inch wide hoods, so installers get a defined starting point for standard residential wall applications. The same cut-to-size design is specified to fit 36, 42, and 48 inch wide hoods, which lets shops stock one part for multiple Signature Series wood hood widths. The stated 23-1/2 inch chimney height sets the maximum vertical coverage before trimming, giving remodelers and builders a clear allowance for tailoring to ceiling and cabinet conditions. Construction in alder matches the named wood species, helping fabricators coordinate this component with alder range hood covers and surrounding cabinetry. As part of the Signature Series range hood covers offering from Omega National Products, this chimney functions as the upper wood section that visually extends the hood body and conceals the duct run along the wall.
The specified 30 inch width in the product name identifies this chimney for use with 30 inch wide Signature Series wood range hoods, which helps align hood body and chimney dimensions during layout. The 23-1/2 inch height noted in the description establishes how much vertical material is available before trimming, supporting accurate planning of cut lines relative to ceiling or soffit. Because the chimney is described as cut-to-size, installers can remove material from the height to fine-tune the finished stack, matching adjacent cabinet reveals or architectural details. The wall mount standard designation signals that this part is intended for wall mounting, so its proportions are suited to typical wall-mounted range hood configurations.
The product name states that this is a wall mount standard trimmable chimney for Signature Series range hood covers, so it is intended to sit above matching wood range hoods in wall applications. Its sizing is specifically designed to fit 30 inch wide hoods, tying the chimney width to a common residential hood dimension and supporting balanced proportions over a standard 30 inch cooking surface. The web description further explains that cut-to-size chimneys are designed to fit 30, 36, 42, and 48 inch wide hoods, so the same general design can be used across multiple hood widths in a coordinated Signature Series installation. With alder listed as the wood species, this chimney integrates into kitchens using alder cabinetry or an alder Signature Series hood cover, helping maintain a consistent visual field from cabinet run to hood assembly.
The description that these are cut-to-size chimneys means the 23-1/2 inch high piece can be trimmed down, allowing precise alignment of the finished chimney top with ceilings, trims, or crown moldings without relying on fixed-height parts. The availability of a 23-1/2 inch height option, as specified, provides enough material to span common distances above a wall hood while still giving room to adjust for jobsite variations. The fact that this part is made in the USA reflects domestic manufacturing for this Omega National Products component, which can support projects that prioritize US-made wood hood elements. Being part of the Signature Series range hood covers family positions this chimney as a coordinated upper section, so designers can plan the hood body and chimney together as a single visual unit. The manufacturer part number RCH30QUF1 clearly identifies this exact 30 inch wide, 23-1/2 inch high alder chimney, helping shops reorder the same configuration for repeat projects or phased renovations.
The chimney is specifically designed to fit 30, 36, 42, and 48 inch wide hoods, so it can serve multiple Signature Series hood sizes within one coordinated product line.
The chimney height is 23-1/2 inches, providing a defined maximum section that can be trimmed to match ceiling height or design requirements.
The chimney is described as alder, allowing it to visually coordinate with alder Signature Series hood covers and alder kitchen cabinetry.
The product name identifies it as a wall mount standard chimney, indicating its role above wall-mounted Signature Series wood range hoods.
Cut-to-size means the 23-1/2 inch chimney section is designed to be trimmed, so installers can adjust its height to specific site dimensions.
The chimney is manufactured by Omega National Products and is part of their Signature Series range hood covers line, with part number RCH30QUF1.
This Signature chimney, specified at 30 inches wide and 23-1/2 inches high in alder, offers a defined starting size that can be trimmed for final fit. For projects using Signature Series wood range hood covers in 30, 36, 42, or 48 inch widths, its cut-to-size design and wall mount intent support a consistent, alder-based hood and chimney assembly across your kitchen work.
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