Family Owned and Operated, Serving Southeast Texas

SINCE 1969

Commercial Insulation & Firestop Contractor

HVAC Insulation

HVAC Insulation

Chilled/Heating Hot Water Systems, Duct Systems, Central Plants, VRF Systems, and more.

Firestop Systems

Firestop Systems

FM 4991 certified with a veteran crew of firestop professionals.

Plumbing Insulation

Plumbing Insulation

Domestic Hot/Cold Water, Storm Drains, Fire Suppression Systems, Heat Tracing and more.

HVAC & Plumbing

Serving the Texas gulf coast region since 1969, FGH Insulation Co. handles all types of commercial HVAC & Plumbing insulation. From multi-million dollar hospital renovations to simple chilled water pump installations FGH has the expirience and manpower to complete your project, of any size, on time and on budget.
  • HVAC Pipe Insulation
  • HVAC Duct Insulation
  • HVAC Equipment Insulation
  • Chilled Water Systems
  • Kitchen/Generator Exhaust
  • Plumbing Pipe Insulation
  • Fire Sprinkler Insulation
  • Heat Tracing Application
  • Roof Drain Insulation
  • Firestop Systems Application
FGH Insulation Firestop Division

Firestop Division

FGH is an FM 4991 certified firestop contractor. Our dedicated crew of firestop professionals are veterans of the industry. There are no one size fits all solutions in the world of firestop and our DRIs select and install the correct firestop system for each specific situation every time.
FM 4991 Certified

Recent Projects

Our History


Founding Fathers

In 1969 John Foster, Pete Hall, and Leo Grein, already veterans in the industry, pooled their resources and founded FGH. Family and faith were concrete elements that kick started the company into early success.


Full steam ahead

The core values of family and faith are still the life line of FGH. Today FGH is one of the leading insulation and firestop contractors and distributors in Southeast and Central Texas.

Industry Affiliations