42" Wall Mount Chimney for Signature Series Range Hood Covers, White Oak

NOTE: As of 4/13/26, Omega National's prefix has changed from NP to RS. This part number has changed from NPRCH427UF1 to RSRCH427UF1.

42 Inch Wall Mount Chimney For Signature Hoods

42 inch wall mount chimney is a cut-to-size wood chimney designed for Signature Series range hood covers, so it extends a matching wood hood vertically to meet the wall line. This matters when a job calls for a continuous, built-in look from cooktop to ceiling transition. The chimney is part of the Omega National Products line of chimneys for wood range hoods, which keeps it in the same family as many shop-standard hood solutions. The 42 inch width match supports straightforward layout over a 42 inch cooking zone, helping keep proportions consistent over base cabinets. This model is designated for Signature Series range hood covers, so it is aimed at projects where a coordinated hood system is already specified. By using the matching Signature component, installers can keep the hood assembly visually aligned from the cover body up the wall.

Key White Oak Chimney Details For Cabinet Shops

• The cut-to-size chimney design allows the 23-1/2 inch high section to be trimmed, so installers can fit the chimney to the specific wall height over the hood opening.
• Chimneys are specifically designed to fit 30, 36, 42 and 48 inch wide hoods, so the 42 inch version aligns with a known hood width and keeps layout predictable on multi-size projects.
• The 23-1/2 inch height option gives a defined starting dimension, which supports planning the vertical run between the hood cover and the upper wall or transition area.
• Being part of the Product Class "Chimneys for Wood Range Hoods" means it is purpose-built for wood hood applications, helping shops match material and style across the hood system.
• Manufacture in the USA provides a defined origin, which helps shops that standardize on domestic wood range hood components for consistent supply characteristics.

Wall Mount Chimney Fit And Height Planning

This 42 inch wall mount chimney is built for wall-mounted Signature Series range hood covers, so its plan footprint is set up to sit over the hood body in a coordinated way. The 23-1/2 inch cut-to-size height gives installers a fixed maximum length they can trim down to the required elevation, which helps handle different ceiling or soffit heights while using the same part number. Because this component is described as a wall mount chimney, it is intended to rise vertically from the hood cover toward the wall area above, supporting a clean, finished termination. The defined width and height range let shops draw and quote the hood assembly with known dimensions instead of guessing chimney proportions onsite.

Using The Signature Series Chimney In Projects

Where This Omega National Chimney Fits Best

This Omega National Products 42 inch wall mount chimney is specifically designed for Signature Series range hood covers, so it fits best in kitchens already planned around those wood hood systems. As a chimney for wood range hoods, it is suited to projects where the hood body, trim, and adjacent cabinetry are built from wood components. The white oak material described in the product name ties in with white oak-focused cabinet runs, so the chimney can visually carry that species above the hood opening. Because the chimney is sized to work with 30, 36, 42 and 48 inch wide hoods, it provides a coordinated option when a project mixes different cooktop widths in the same home or job, while still using matched Signature Series parts. For cabinet shops and installers building around wood hood covers, this chimney gives a ready-made upper section sized for a 42 inch layout.

Why Cut-To-Size Height Supports Repeatable Results

The cut-to-size 23-1/2 inch chimney height means installers start from a known maximum length and trim to the actual wall dimension, which helps repeat the same workflow across multiple installations. Having a stated height keeps drawings, cut lists, and onsite layout tied to a clear reference number instead of field estimating. Because this part is a dedicated Signature Series range hood chimney, it lets the upper chimney and lower hood cover stay within a unified design set, which supports predictable alignment of reveals and face profiles from job to job. The Product Class "Chimneys for Wood Range Hoods" also signals that this piece is engineered specifically for that role, helping shops standardize on a single family of parts for both hood bodies and chimneys. Production in the USA adds a defined sourcing point, which can simplify repeat ordering cycles for frequent hood projects.

Common Questions About This Wall Mount Chimney

Selecting This Chimney For Signature Hood Jobs

This 42 inch wall mount chimney for Signature Series range hood covers gives cabinet shops and installers a defined white oak solution for the space above a 42 inch hood. The cut-to-size 23-1/2 inch height and purpose-built role as a chimney for wood range hoods support repeatable layout and consistent visual results on Signature-based projects. For jobs already planned around Omega National Products wood range hoods, this Signature Series chimney offers a matching upper section sized for a 42 inch wall-mounted hood run.