Mountain Milling Lumber FAQs: Hardwood vs Softwood, Cedar & SidingFAQ

Cody McKee

Shiplap vs Tongue & Groove: The Ultimate Guide to Differences, Durability, Cost, and Installation

Shiplap uses a rabbeted overlap where one board laps the next, creating a distinct shadow line that emphasizes horizontal courses, while tongue & groove uses a projecting tongue on one edge that fits into a mating groove for a tight, interlocking seam. These joint types influence installation tolerances, movement under humidity, and the finished appearance of walls, ceilings, or siding.

Cody McKee

What is Dutch Lap Siding? Definition, Materials, Benefits, and Installation Guide

Dutch lap siding delivers pronounced aesthetic depth, reliable water-shedding geometry, and flexible material options that can improve thermal performance and resale value when specified correctly. The mechanism behind these benefits is the profile design: the concave face and reveal create a shadow line that enhances perceived detail, while overlapping courses shed water efficiently.