Homeowners and business owners in Crofton, MD, trust Peninsula Insulation, LLC for professional spray foam insulation that cuts energy bills and improves indoor comfort. Our experienced team delivers high-quality insulation solutions for residential and commercial properties throughout Anne Arundel County and surrounding areas. Whether you're building new or upgrading existing insulation, we have the expertise to get the job done right.
Living in Crofton means dealing with humid summers and chilly winters, which makes proper insulation essential for maintaining comfortable indoor temperatures year-round. Peninsula Insulation, LLC brings years of experience to every project, helping local property owners reduce energy waste and lower utility costs. We understand the unique climate challenges in Maryland and recommend insulation solutions tailored to your specific building needs and budget.
We offer a diverse range of insulation and air-sealing services tailored to meet the specific needs of residential, commercial, and agricultural structures.




Don't let poor insulation drive up your energy bills or make your home uncomfortable. Peninsula Insulation, LLC is ready to help Crofton homeowners and business owners get the most out of their properties. Our team provides thorough assessments and clear recommendations, so you know exactly what your project involves. Call us today at (410) 770-2624 or email wil@mdsprayfoam.net to schedule your free estimate and take the first step toward a more comfortable, energy-efficient building.
Gambrills, MD, Bowie, MD, Odenton, MD, Davidsonville, MD, Crownsville, MD, Severna Park, MD, Annapolis, MD, Pasadena, MD, Millersville, MD, Upper Marlboro, MD
A homeowner in Crofton contacted us about high energy bills and uncomfortable room temperatures above their garage. We installed closed-cell spray foam in the garage ceiling and Open Cell Spray Foam in the attic, which reduced their monthly utility costs by nearly 35%. The homeowner noticed an immediate improvement in comfort throughout the second floor and recommended us to several neighbors.
Ready to start your insulation project? Peninsula Insulation, LLC is here to help with professional service and quality workmanship. Call us at (410) 770-2624 or email wil@mdsprayfoam.net to schedule your consultation. We look forward to serving you.
Signs include high energy bills, uneven temperatures between rooms, drafts, and ice dams on your roof in winter. If your home was built more than 20 years ago, the insulation may have settled or degraded over time. We can inspect your property and recommend the best solutions.
Both closed-cell and open-cell spray foam work well in Maryland's humid climate. Closed cell provides a moisture barrier, which helps in crawlspaces and basements. The best choice depends on your specific building, budget, and performance goals.
When properly installed, spray foam insulation can last the lifetime of your building, often 80 years or more. It doesn't settle or degrade like traditional fiberglass or cellulose insulation, making it a long-term investment in your property.
Yes, we can install blown-in insulation or spray foam in existing walls through small access holes. This process minimizes disruption while improving your home's thermal performance. We'll explain the options and help you choose the best approach.
Crawlspace encapsulation seals the space with a vapor barrier to prevent moisture problems, while insulation reduces heat transfer through the crawlspace walls and floor. Many Crofton homeowners benefit from both services combined for maximum protection and energy savings.