Northwest Bank

Grell Roofing Commercial

About Product: Duro-Last is a factory-welded single-ply thermoplastic roofing membrane. Duro-Last membranes are measured, ordered, and custom-fit to each individual roof. This way, many seams can be factory welded in a controlled environment. Before a Duro-Last job is finished, it is inspected by quality assurance representatives of the manufacturer (not Grell Roofing) to meet exhaustive specs, and in order to carry one of the best warranties in the industry.

Newell Fonda High School

Grell Roofing School/Educational

About Product: Duro-Last is a factory-welded single-ply thermoplastic roofing membrane. Duro-Last membranes are measured, ordered, and custom-fit to each individual roof. This way, many seams can be factory welded in a controlled environment. Before a Duro-Last job is finished, it is inspected by quality assurance representatives of the manufacturer (not Grell Roofing) to meet exhaustive specs, and in order to carry one of the best warranties in the industry.

Misty Harbor

Grell Roofing Industrial

About Product: Duro-Last is a factory-welded single-ply thermoplastic roofing membrane. Duro-Last membranes are measured, ordered, and custom-fit to each individual roof. This way, many seams can be factory welded in a controlled environment. Before a Duro-Last job is finished, it is inspected by quality assurance representatives of the manufacturer (not Grell Roofing) to meet exhaustive specs, and in order to carry one of the best warranties in the industry.

Mason Court House

Grell Roofing County Facility

About Product: Duro-Last is a factory-welded single-ply thermoplastic roofing membrane. Duro-Last membranes are measured, ordered, and custom-fit to each individual roof. This way, many seams can be factory welded in a controlled environment. Before a Duro-Last job is finished, it is inspected by quality assurance representatives of the manufacturer (not Grell Roofing) to meet exhaustive specs, and in order to carry one of the best warranties in the industry.

Commercial Flat Roof Replacement

King Koin Laundry

Grell Roofing Commercial

About Product: Duro-Last is a factory-welded single-ply thermoplastic roofing membrane. Duro-Last membranes are measured, ordered, and custom-fit to each individual roof. This way, many seams can be factory welded in a controlled environment. Before a Duro-Last job is finished, it is inspected by quality assurance representatives of the manufacturer (not Grell Roofing) to meet exhaustive specs, and in order to carry one of the best warranties in the industry.

Flat Roof

Humboldt Newspaper

Grell Roofing Commercial

About Product: Duro-Last is a factory-welded single-ply thermoplastic roofing membrane. Duro-Last membranes are measured, ordered, and custom-fit to each individual roof. This way, many seams can be factory welded in a controlled environment. Before a Duro-Last job is finished, it is inspected by quality assurance representatives of the manufacturer (not Grell Roofing) to meet exhaustive specs, and in order to carry one of the best warranties in the industry.

Heartland Bank

Grell Roofing Commercial

About Product: Duro-Last is a factory-welded single-ply thermoplastic roofing membrane. Duro-Last membranes are measured, ordered, and custom-fit to each individual roof. This way, many seams can be factory welded in a controlled environment. Before a Duro-Last job is finished, it is inspected by quality assurance representatives of the manufacturer (not Grell Roofing) to meet exhaustive specs, and in order to carry one of the best warranties in the industry.

Havens & Havens Law Office

Grell Roofing Commercial

About Product: Duro-Last is a factory-welded single-ply thermoplastic roofing membrane. Duro-Last membranes are measured, ordered, and custom-fit to each individual roof. This way, many seams can be factory welded in a controlled environment. Before a Duro-Last job is finished, it is inspected by quality assurance representatives of the manufacturer (not Grell Roofing) to meet exhaustive specs, and in order to carry one of the best warranties in the industry.

Getz Fire Equipment Co.

Grell Roofing Commercial, Industrial

About Product: Getz Fire Equipment Company located in Des Moines, IA specializes in full service fire protection. This roof was a nightmare. This roof had three different types of roofs attached three different ways with a ten-foot wall that leaked. The interior gutter between the barrel roof and the metal roof was cause for the substantial leaks until Grell got there to turn the building into a monolithic roof. Make sure to check out the before and after pictures of this roof.

Farnhamville Co-op

Grell Roofing Industrial

About Product: Duro-Last is a factory-welded single-ply thermoplastic roofing membrane. Duro-Last membranes are measured, ordered, and custom-fit to each individual roof. This way, many seams can be factory welded in a controlled environment. Before a Duro-Last job is finished, it is inspected by quality assurance representatives of the manufacturer (not Grell Roofing) to meet exhaustive specs, and in order to carry one of the best warranties in the industry.