Compare the highest-rated insulation professionals in King Of Prussia, Pennsylvania. All contractors are licensed, insured, and verified through our rigorous screening process.
A leading provider specializing in eco-friendly and highly effective insulation and air quality solutions. They are well-known for their patented PureSeal® spray foam and their comprehensive approach to creating a sealed building envelope. Their services often include free energy audits.
A family-owned and operated business with a strong local reputation for quality workmanship and customer service. They offer a wide range of insulation services and are experts in both new construction and retrofit projects for existing homes.
While based in nearby Phoenixville, CRA Insulation is a highly-rated, smaller contractor that serves the King of Prussia area extensively. They are praised for their attention to detail, competitive pricing, and expertise in tackling complex insulation challenges in older homes.
** The insulation market in King Of Prussia is competitive and of generally high quality, reflecting the affluence and older housing stock of the Main Line area. Many homes are 30-70 years old, creating significant demand for attic and wall insulation upgrades, air sealing, and basement encapsulation to improve energy efficiency and comfort. **Competition Level:** High. The market is served by a mix of well-established national brands (like Green Home Solutions) and long-standing local/regional contractors (like Allied Insulation). This competition benefits consumers through competitive pricing and a focus on customer service. **Average Quality:** The quality of service providers is generally high, with most reputable companies holding necessary state licensing (Home Improvement Contractor registration in PA) and insurance, as well as certifications from manufacturers (like Owens Corning) or building performance institutes (BPI). **Typical Pricing:** Pricing is influenced by the high cost of living in the region. As a general guide: * **Blown-In Attic Insulation:** $1,500 - $4,500 * **Spray Foam Insulation (Attic):** $4,500 - $8,500+ * **Wall Insulation (Blown-in):** $2,000 - $5,000 * **Basement/Crawl Space:** $2,000 - $6,000 Many homeowners in the area take advantage of energy efficiency rebates from PECO (the local utility) and potential federal tax credits, which can offset 10-30% of the project cost. Reputable contractors are knowledgeable about these incentives and often assist with the application process.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with King Of Prussia regulations and climate
Get answers to common questions about insulation services in King Of Prussia, Pennsylvania.
For a standard 1,500 sq ft attic in King Of Prussia, adding blown-in cellulose or fiberglass insulation to reach the recommended R-49 for our climate zone (Zone 4A) typically costs between $1,500 and $3,500. Final costs depend on the existing insulation level, material choice, and attic accessibility. Homeowners should also inquire about Pennsylvania's Act 129 energy efficiency programs and potential rebates from PECO, which can significantly offset the upfront cost.
The ideal times are late spring (April-May) and early fall (September-October). These periods offer moderate temperatures, making it safer for contractors to work in your attic and allowing the new insulation to properly settle and perform. Scheduling in these off-peak seasons also ensures better availability, unlike the high-demand winter months when homeowners are urgently trying to fix drafts and high heating bills.
Yes, insulation work must comply with the 2018 International Residential Code (IRC), as adopted by Pennsylvania and enforced by Upper Merion Township. Key requirements include achieving specific R-values (e.g., R-49 for attics) and properly installing vapor retarders on the interior warm side in our mixed-humid climate. A reputable local contractor will pull any necessary permits and ensure the installation meets all codes, which is crucial for home safety and resale value.
Prioritize contractors who are licensed, insured, and have strong local references in the King Of Prussia area. Look for certifications like the Insulation Contractors Association of America (ICAA) or manufacturer-specific training. Always get 2-3 detailed, written estimates that include a Manual J load calculation to determine your home's specific needs. Be wary of door-to-door sales or extreme low-ball quotes that may indicate subpar materials or improper installation.
Absolutely. Proper air sealing and insulation are a comprehensive solution for King Of Prussia's variable climate. Air sealing stops the drafts and uncontrolled air leaks that let in cold winter air and humid summer air. Upgraded insulation then works in tandem to maintain a consistent temperature, reducing strain on your HVAC system year-round. This addresses both comfort issues while lowering energy bills and reducing summer humidity infiltration common in our region.