NOTE: As of 4/13/26, Omega National's prefix has changed from NP to RS. This part number has changed from NPRCH42MUF1 to RSRCH42MUF1.
42 inch wall mount chimney describes a maple chimney designed for wall mount installation over a cooktop, so it supports typical wall hood layouts in kitchen projects. This 42 inch wide wall mount chimney is made for Signature Series range hood covers, so it matches that specific hood style when building a coordinated wood hood assembly. The product is part of Omega National Products wood range hoods line, which aligns it with common cabinet-grade wood components in kitchen remodeling or new construction. As a dedicated chimney for Signature Series range hood covers, it extends the hood cover upward, creating a continuous finished surface between the hood and the ceiling line. The maple construction gives a wood surface that can be finished to coordinate with surrounding maple cabinetry in many shops. The chimney is classified as a chimney for wood range hoods, so it is sized and shaped for that application.
The chimney height of 23-1/2 inches provides a starting dimension that fabricators can cut down to match the actual distance between the Signature Series range hood cover and the ceiling, which supports precise alignment in varied ceiling heights. Because the product is described as a cut-to-size chimney, its construction is intended to be trimmed during shop preparation or on-site fitting, allowing installers to achieve a tight visual fit without redesigning the hood layout. The 42 inch width matches 42 inch Signature Series hood covers, so once height is set, the frontal alignment remains consistent across the full hood width.
This Omega National Products chimney is used with Signature Series range hood covers, so it fits into kitchen layouts where those wood range hoods are specified. As a wall mount chimney, it is intended for installations where the hood is mounted to a wall rather than an island structure, aligning with standard wall cabinet and upper cabinet runs. The classification under chimneys for wood range hoods places it in applications where a wood range hood body has already been chosen and the vertical extension to the ceiling is planned as part of the same visual assembly. Its design to fit 30, 36, 42, and 48 inch wide hoods lets the same product family support different cooktop widths across a project or across multiple jobs. When used with 42 inch wide Signature Series range hood covers, the 42 inch width of this chimney maintains a straight, full-width look over the hood body.
The 23-1/2 inch chimney height, combined with the cut-to-size description, means installers can match the chimney length to the actual wall section above the hood, which reduces the need to compromise on hood mounting height to reach the ceiling. The 42 inch width ensures the chimney edges track with the hood cover edges, which helps maintain clean vertical lines and predictable scribing against adjacent cabinets. Because the chimneys are specifically designed to fit 30, 36, 42, and 48 inch wide hoods, build teams can streamline ordering by choosing the correct width reference while keeping a similar installation process across different hood sizes. The maple material ties into common cabinet shop finishing systems, which supports consistent staining or painting schedules when the hood chimney is processed alongside matching cabinet fronts.
The RCH42MUF1 chimney is a maple cut-to-size chimney for Signature Series wood range hood covers, so it serves as the vertical extension above the hood in wall mount installations.
The chimney is specifically designed to fit 30, 36, 42, and 48 inch wide hoods, allowing one chimney style to match several hood body widths across different cooking layouts.
The Omega National Products chimney has a 23-1/2 inch height, which can be cut to size so installers can match the distance between the hood cover and the ceiling plane.
The chimney is 42 inches wide, so it tracks the full width of 42 inch Signature Series range hood covers and maintains aligned front and side faces.
The Signature chimney is maple, giving a wood surface that cabinet shops can sand and finish along with other maple components in the kitchen.
The Omega National Products chimney is made in the USA, which supports projects that specify domestic manufacturing for wood range hood components.
This Omega National Products 42 inch wall mount chimney for Signature Series range hood covers offers a maple, cut-to-size solution that matches 42 inch wide hood bodies and fits 30, 36, 42, and 48 inch wide hood applications. The 23-1/2 inch height and cut-to-size design support precise ceiling alignment, while the maple construction integrates with standard cabinet shop finishing. For projects using Signature Series wood range hood covers, this RCH42MUF1 chimney provides a defined component for building a continuous, coordinated wood hood assembly.
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