Bay Insulation of Illinois Inc. - Chicago, IL

We offer a complete product line and maintain a huge inventory of commercial and industrial insulation products.


Bay Insulation of Illinois Inc.

5810 East Avenue
Countryside, IL 60525
Phone: 708-352-9663
Fax: 708-352-9690

Get Directions:

We are conveniently located near I-55 and I-294 with easy access to and from the Chicago Land area near the intersection of Joliet Road and East Avenue.

Contact This Location


Fiberglass Products

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Elastomeric Products



Firestopping Products

STI Firestop


Refractory Products

Morgan Thermal Ceramics


Calcium Silicate

Johns Mansville


CL Ward

Design Poly

PVC Fittings

Proto Corporation

Polyolefin Products

Armacell / Imcoa®

Aluminum Products

ITW Insulation

RPR Products

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