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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 NPRCHT48OUF1 to RSRCHT48OUF1.
48 inch wall mount trimmable chimney describes a 48 inch wide, wall mount chimney that can be cut to size, so the installer can match the chimney height to the specific range hood layout on the job. This chimney is specifically designed to fit 30 inch, 36 inch, 42 inch, and 48 inch wide hoods, which means one part number can service multiple Signature Series hood cover widths in the same project. The chimney is part of the Signature Series range hood covers, so it aligns with that line when planning coordinated wood hood designs. The cut-to-size design is available in a 31.5 inch height, giving extra material to trim down for different ceiling heights or duct runs. The chimney is made from red oak, so it coordinates with red oak cabinetry programs and can be finished on site to match surrounding woodwork.
The chimney is described as a wall mount trimmable chimney, so it is intended to mount on the wall above the cooktop area as part of the wood range hood assembly. The cut-to-size description means the 31.5 inch tall red oak chimney can be trimmed down during installation, allowing the installer to achieve a clean fit between the top of the hood cover and the ceiling or soffit. Because this model is designed to fit 30 inch, 36 inch, 42 inch, and 48 inch wide hoods, the same basic installation principles apply across those widths, which helps standardize layout work on multi-hood projects. Being part of the Signature Series range hood covers, this chimney is dimensioned for that series, which supports a straightforward alignment between the lower hood body and the upper chimney.
This Omega National Products chimney is designed for use with Signature Series range hood covers, so it fits into projects built around that specific family of wood hoods. As a 48 inch wall mount trimmable chimney sized for 48 inch wide hoods and also designed to fit 30 inch, 36 inch, and 42 inch wide hoods, it can serve a range of common cooktop configurations along a wall. The 31.5 inch height gives enough red oak material to cut to size for various ceiling heights within normal kitchen dimensions, helping align the top of the chimney with surrounding wall finishes. Because the product is a chimney for wood range hoods in red oak, it works well in kitchens where the hood enclosure is treated like furniture and is visually tied to red oak cabinets, panels, and trim details.
The cut to size chimney design directly affects installation workflow because the 31.5 inch tall part can be trimmed to achieve a precise finished height, which helps the installer handle situations where ceilings vary slightly from plan. Being specifically designed to fit 30 inch, 36 inch, 42 inch, and 48 inch wide hoods means the same RCHT48OUF1 part number can be used across different hood widths within the Signature Series, reducing variation in the field and simplifying replacement ordering. The red oak species matters in finishing because it allows the chimney to be stained or finished to coordinate closely with red oak doors, face frames, and moldings, supporting a continuous visual band from cabinets up through the hood area. As a chimney for wood range hoods, this component closes the visual gap above the main hood body, helping conceal the upper area of the hood structure in a way that reads as part of the cabinetry system.
The chimney is specifically designed to fit 30 inch, 36 inch, 42 inch, and 48 inch wide hoods, so it can be used across these common Signature Series hood widths on a project.
The cut-to-size chimney height is specified at 31.5 inches, giving installers extra red oak material to trim for the required final chimney height between hood and ceiling.
This chimney is 48 inches wide and is classified under chimneys for wood range hoods, indicating it is intended as the upper wood enclosure above a range hood.
The chimney is part of the Signature Series range hood covers, so it is dimensioned and styled to coordinate with that specific line of wood hoods.
The chimney is made from red oak, so it can be finished to coordinate with red oak cabinetry and trim in a kitchen project.
The manufacturer part number is RCHT48OUF1, which identifies the 48 inch wide, 31.5 inch high, red oak Signature Series cut-to-size chimney.
This Omega National Products 48 inch wall mount trimmable chimney, part number RCHT48OUF1, provides a 31.5 inch tall, cut-to-size red oak solution specifically designed to fit 30 inch, 36 inch, 42 inch, and 48 inch wide Signature Series wood range hood covers. That combination of defined width coverage, cut-to-size height, and matching red oak construction makes this chimney a practical choice when planning a coordinated hood and chimney assembly through Wurth Baer Supply.
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