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A Reputation Built On Service
Since 1950 we have been a family company built on honesty, trust, and excellent customer service. These core values have helped us become one of the midwests largest and most trusted home improvement companies. Through the years we have grown from being known as simply a windows and siding store to becoming one of the areas leading sources for the top home improvement products. Today we are known for such leading products as Windows, Entry Doors, Gutters and Gutter Helmet, Vinyl Siding, Roofs, Retractable and Aluminum awnings, and much more. In the future we will continue to bring you innovative and energy saving home products that will continue to bring value to your home and enhance your life. But it is the core family principles that will guide our growth into the next phase of our company.
1950 1960 1997
Trim A Seal of Indiana is formed Trim A Seal expands
Manufacturing to include doors
Merrillville store & showroom is opened.
Larry Weiss Buys Company
Trim A Seal expands Manufacturing to include Awnings & Patio covers.
Howard Weiss, Second Generation enters business
Second location added in Glen Park
Roofing service is added
Trim A Seal acquires The Styled Rite Company and its Hammond Location.
Sunsetter Retractable Awnings are added to Aluminum awning product line.
1971Trim-A-Seal adds other products Siding, Soffit & Fascia, gutters
2003 2011Gutter Helmet Franchise is awarded to Trim A Seal for all of Northern Indiana
Showroom opens at new Munster location.
Vinyl Replacement Windows & New Home Window Installation
Energy Efficient Vinyl Replacement Windows
Steel Security, Entry and Storm Door Installation Experts
Steel Security Doors
Vinyl Window Styles:
Bay windowsDouble hung windowsFrench Casement windows
Storm windowsPicture windowsGarden Windows
To find out how vinyl windows can help you save on energy costs, contact one of our home improvement specialists at TrimASeal today. TrimASeal provides fast, friendly window installation.
We install entry doors from Albany Door and Castlegate
To ensure your satisfaction, every new home window we install comes with a non-prorated lifetime warranty.
Gutter Helmet is Americas #1 Gutter Protection System
Aluminum Awnings and Retractable Awnings
Gutter Helmet is a solid aluminum shield that blocks leaves and debris from ever clogging your gutters. Gutter Helmet pioneered the gutter protection market and has been protecting millions of homes across the country and right here in the Midwest. It is the most installed, most trusted brand on the market. Gutter Helmet is time tested and guaranteed to protect your rain gutters from clogging and we are the only company to guarantee you will
Vinyl siding is durable, long lasting, inexpensive and virtually maintenance free.
Trim A Seal offers vinyl siding in a variety of brands, grains, thickness and colors making it a practical choice for any home no matter what the style.
New aluminum awnings and patio covers can add beauty and functionality to your home - help keep your home cooler, and increase your outdoor living space. A patio cover can reduce your energy bills by up to 20%. Consider the savings over the course of a long hot summer. Protect your home and family from the suns harmful rays with an outdoor awning.
We are a fully licensed and insured residential roofing contractor specializing in roof replacement and roof repair. From flat roofs to pitched shingle roofs, weve got your home covered. Our trained, licensed and insured roofing installers will work carefully with you to replace your existing roof or identify areas that need repair.
A patio cover can reduce your energy bills by up to 20%
Our Roofing Services Include:Shingle roofing Single Ply Rubber Roofing Weatherizing Relining Roll Roofing Gutters/Downspouts
5 Locations to Serve You
Merrillville7886 BroadwayMerrillville, IN219-736-6040
Gary1500 Polk StreetGary, IN219-883-2180
Coming soon to: Munster Indiana: 9245 Calumet Ave.
Proudly Serving Our Community Since 1950
Fort Wayne - Mishawaka - Merrillville - Crown Point - Gary - Munster - South Chicago