---
title: "Fireproofing And Insulation Guides | Bahl Fireproofing"
description: "Code, cost and installation guides written by the people who spray this for a living, traced back to ICC, ASTM, NIST and the state agencies."
url: "https://bahlfireproofing.com/blog/"
---

[Home](/) Blog

Field notes and code guides

# Straight answers about
*fireproofing and insulation*

Written from the field and cited to ICC, ASTM, NIST and the state agencies. If a number here is wrong, tell us and we will fix it.

Search the Bahl library

Nothing matched that. Try a shorter phrase, or [ask us directly](/contact/) and we will point you at the right guide.

## [Core Foam FAQ: The Essential Masonry Insulation Answers](https://bahlfireproofing.com/core-fill-faq-masonry-insulation/)

November 2, 2026

This Core Foam FAQ collects the questions owners, general contractors, and architects actually ask about Core Foam, grouped by subject instead of scattered down

 [Read the guide](https://bahlfireproofing.com/core-fill-faq-masonry-insulation/)

## [Restaurant Insulation: The Critical Spray Foam Limit](https://bahlfireproofing.com/restaurant-insulation-spray-foam-commercial-kitchens/)

October 29, 2026

A restaurant envelope serves two rooms with opposite jobs, and it does that while a Type I hood pulls thousands of cubic feet a

 [Read the guide](https://bahlfireproofing.com/restaurant-insulation-spray-foam-commercial-kitchens/)

## [Masonry Cavity Insulation: Where Core Foam Belongs and Where It Does Not](https://bahlfireproofing.com/masonry-cavity-core-foam-where-it-belongs/)

October 27, 2026

The phrase masonry cavity covers at least four wall assemblies that do not behave alike. Only one of them takes Core Foam from us:

 [Read the guide](https://bahlfireproofing.com/masonry-cavity-core-foam-where-it-belongs/)

## [K-13 Color Matching: The Complete Exposed Ceiling Guide](https://bahlfireproofing.com/k-13-color-matching-exposed-ceilings/)

October 23, 2026

Exposed structure moves the insulation onto the finish schedule. Once a sprayed fiber ceiling is the visible surface of a lobby, a gym, or

 [Read the guide](https://bahlfireproofing.com/k-13-color-matching-exposed-ceilings/)

## [Core Foam vs K-13: The Practical Wall Assembly Guide](https://bahlfireproofing.com/core-fill-vs-k-13-wall-assembly/)

October 21, 2026

Bahl Fireproofing installs both Core Foam and K-13 sprayed fiber, so we get asked to price them against each other on the same building.

 [Read the guide](https://bahlfireproofing.com/core-fill-vs-k-13-wall-assembly/)

## [Hotel Insulation: The Essential Spray Foam Guide](https://bahlfireproofing.com/hotel-insulation-spray-foam-hospitality/)

October 19, 2026

A hotel envelope gets judged in guest reviews before it ever shows up on a utility bill. Every room is its own thermostat, its

 [Read the guide](https://bahlfireproofing.com/hotel-insulation-spray-foam-hospitality/)

## [CMU Retrofit: The Practical Core Foam Guide](https://bahlfireproofing.com/cmu-retrofit-core-foam-existing-buildings/)

October 15, 2026

A CMU retrofit is one of very few ways to insulate a standing concrete block wall without opening it, which is why it gets

 [Read the guide](https://bahlfireproofing.com/cmu-retrofit-core-foam-existing-buildings/)

## [Multi-Family Insulation: The Practical K-13 Guide](https://bahlfireproofing.com/multi-family-insulation-k-13-apartments/)

October 13, 2026

Multi-family developers and property managers call about sprayed insulation for one reason, and that reason is almost always noise. The trouble is that two

 [Read the guide](https://bahlfireproofing.com/multi-family-insulation-k-13-apartments/)

## [Core Foam Cost Guide for Commercial Masonry Projects](https://bahlfireproofing.com/core-fill-cost-commercial-masonry/)

October 9, 2026

Owners and general contractors budgeting masonry insulation want a number per square foot. No credible published figure exists for Core Foam cost in Texas,

 [Read the guide](https://bahlfireproofing.com/core-fill-cost-commercial-masonry/)

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