All-Seal specializes in windows, exterior doors, siding, awnings, patio covers and enclosures. Operational for more than 25 years, it offers picture, double-hung, casement and sliding windows. The company is an authorized Energy Star partner and works in accordance with the standards set by the Department of Energy and the Environmental Protection Agency. All-Seal provides sliding, atrium and French patio doors that feature grids, decorative glass and mini-blinds. The company also offers architectural windows, ceiling fans and skylights for residential and commercial projects. It provides discount coupons in several denominations. The company s patio rooms feature extruded aluminum, thermally broken frames and high-performance poly-fill walls.