interior home walls do nothing

Published on March 28, 2026
Duration: 1:18

This video emphasizes the critical importance of understanding projectile behavior within a home defense context. It explains how standard interior walls offer minimal resistance to bullets, leading to over-penetration risks. The instructor strongly advocates for hollow-point ammunition due to its design for expansion and energy dump, significantly reducing the chance of striking unintended targets. Plus P ammunition is cautioned against for home defense if multiple people are present, due to its potential for increased penetration.

Quick Summary

Interior home walls offer minimal resistance to bullets, with standard FMJ ammunition capable of penetrating many layers of drywall. For home defense, hollow-point ammunition is crucial as it expands on impact, maximizing energy transfer and limiting over-penetration, thereby reducing the risk of striking unintended targets.

Chapters

  1. 00:00Know Your Target & Surroundings
  2. 00:04The Problem of Over Penetration
  3. 00:10Home Wall Construction & Bullet Travel
  4. 00:22Risks of Stray Rounds
  5. 00:26Hollow Points: The Solution
  6. 00:38Plus P Ammunition Caution
  7. 00:48Choosing the Correct Load
  8. 00:53Velocitas VX9 Ammunition
  9. 01:06Further Information & Resources
  10. 01:12Don't Use FMJ for Defense

Frequently Asked Questions

Why is Full Metal Jacket (FMJ) ammunition not recommended for home defense?

FMJ ammunition is not recommended for home defense because it can easily over-penetrate standard interior walls, posing a significant risk to unintended targets like family members or neighbors. Hollow points are preferred for their controlled expansion and energy dump.

How do hollow point bullets differ from FMJ in a defensive scenario?

Hollow point bullets are designed to expand upon impact, maximizing energy transfer to the target and minimizing the risk of over-penetration. FMJ bullets tend to retain their shape and can travel through multiple barriers, increasing the danger of collateral damage.

What is the risk associated with Plus P ammunition in home defense?

Plus P ammunition, while offering higher velocities and energy, can increase the likelihood of over-penetration in a home defense situation, especially if there are multiple people present. Careful selection of the specific Plus P load is advised.

What is the primary function of hollow point ammunition in self-defense?

The primary function of hollow point ammunition in self-defense is to expand upon impact with a target. This expansion increases the bullet's diameter, leading to a more effective energy dump and significantly reducing the chance of the projectile passing through the target and potentially hitting unintended individuals.

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