What is the rough framing dimension for a 30 inch door?

32-1/2 inches.The rough framing should be 2-1/2 inches wider than the door itself. That leaves room for the 3/4 inch finish frame on each side of the door, and then 1/2 inch on each side for the shims between the finish frame and the rough frame.There are some tricks for building frames into new walls that are usually built on the floor and lifted into place.  -- Remember that there are always two studs on each side of the door for strength. -- When building the frame on the floor, install the top and bottom piece of the wall and only the outer studs, the King Stud, for the wall -- now with a door+5

MMI Door 30 in. x 80 in. Classic Right-Hand Inswing 1/4-Lite Clear 4-Panel Primed Steel Prehung Front Door on 6-9/16 in. Frame Z0365392R - The Home Depot

How to Measure for a Storm or Screen Door

Pocket Door Size Guide - Pocket Door Superstore

Measurement Charts– Murphy Door

How To Make A Door Rough Opening In A Masonry Walls - a Civil Engineer

Valusso Design Orlando 30-in x 80-in White Flush Hollow Core Prefinished Pine Wood Slab Door in the Slab Doors department at

What is the minimum width of a door? - Quora

Door Dimensions and Rough Opening Guide

How To Make A Door Rough Opening In A Masonry Walls - a Civil Engineer

Measurement Charts– Murphy Door

Rough Openings : Timely Industries

Measuring & Sizing Sliding Barn Doors

Bifold Doors, Door Size Chart, Nominal Size, Actual Size, Bifold Door Guide, 4DR doors, Bifold Door Dimensions, Comprehensive Bifold Door Size Chart & Buying Guide

Exterior Door Rough Openings - Builders Surplus