Sheet B-1 · Built-in bookcases and media walls
Built-in bookcase quotes: site-built vs shop-built and what a bid should name
When two quotes for the same built-in bookcase or fireplace media wall come back far apart, they are almost always pricing two different construction methods. A person at finalist.cc reads your quote against these scope points, or writes a scoping document before you ask shops to bid.
Six scope lines that separate built-in bids
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Built in the room vs built in a cabinet shop
A finish carpenter often builds a bookcase in place in your room out of plywood and solid-wood face frames, fitting each piece to the floor and walls. A cabinet shop builds complete boxes in the shop, sprays the finish in a booth, and installs the finished units in a day or two. Ask each bidder which way they build.
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Shelf span, thickness, and front edge
Books are heavy. A 3/4-inch plywood shelf spans about 30 to 32 inches before it sags under hardbacks; wider bays need a solid-wood nosing on the front edge or a thicker shelf. Check whether the quote specifies shelf thickness, fixed vs adjustable pin holes, and solid hardwood edging.
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Base cabinets: inset vs overlay doors and drawer slides
If the lower section has doors or drawers, check whether the doors sit flush inside the face frame (inset) or overlap the frame (overlay). Inset doors take closer tolerances and more fitting time. For drawers, check whether the quote specifies dovetail or rabbeted wood boxes and undermount soft-close slides.
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Back panels vs open to the drywall
Some built-ins use the existing drywall as the back of the shelves; others include a 1/4-inch or 1/2-inch plywood or beadboard back panel inside every bay. Full backs square up the unit and hide wall texture, but add sheet goods and finish work.
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Scribing to ceiling, floor, and side walls
Floors slope and plaster or drywall corners lean. A built-in that runs wall to wall and floor to ceiling needs scribe stiles at the sides, a leveled toe-kick plinth at the floor, and crown moulding scribed to the ceiling. Confirm whether crown and base trim are included.
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Paint, electrical outlets, and low-voltage lighting
Clarify whether the quote includes shop-sprayed enamel, brush-and-roll painting in the room, or unfinished woodwork left for your painter. If outlets, TV cables, or under-shelf puck lights sit inside the bookcase, check whether moving boxes or cutting access plates is in the bid or by others.
| Line item | Site-built finish carpentry | Shop-built cabinetry |
|---|---|---|
| Where boxes are assembled | Cut and assembled in your room | Built in the shop, scribed on site |
| Typical finish method | Primed and painted in place after install | Sprayed in a shop booth before delivery |
| Days of work in the house | Several days of cutting, fitting, and painting | Shorter install window once shop work finishes |
| Back panel | Sometimes open to the wall unless specified | Usually 1/4-in or 1/2-in cabinet back |
Related sheets: Use the interactive sketch worksheet on Sheet A-3 · Sheet B-2: Wainscoting and wall paneling · Sheet B-3: Crown, casing, and baseboard trim
Send this checklist for a scoping document
This form goes to the same desk as finalist.cc. A person reads it and replies by email with a scoping document or questions. You send that document to carpenters yourself.
Already have a quote? Send it on finalist.cc for a benchmark note instead.
ZIP code, type of work, name and email are required. Everything else helps. Have photos or drawings? Say so in the description, and we ask for them when we reply.
We do not send your request or your details to contractors. Prefer to talk? Call (307) 263-8515.