JB Wholesale Roofing & Building Supplies | Building Supplies & Roofing in Chatsworth, CA 91311

We stock a range of durable, high-quality asphalt shingles and other roofing materials specifically suited for our local climate. For problems like shingle curling, which can be caused by sun exposure and thermal cycling, we offer products with strong warranties and can advise on proper installation techniques to enhance longevity and performance for your Chatsworth home.

Yes, as a certified Disabled Veteran Business Enterprise established to honor California's disabled veterans, we are proud to support our community. We often have special offers for fellow veterans, active military, and first responders. Please contact our Chatsworth location directly to inquire about current programs as a way of saying thank you for your service.

Absolutely. Proper flashing is critical to preventing leaks, especially when lifting occurs due to wind or improper installation. Our team in Chatsworth can help you select the correct type and gauge of flashing—such as step, valley, or chimney flashing—and provide guidance on compatible sealants and installation best practices to create a durable, weather-tight seal for your roof.