1. 3-tab shingles have only 1 shingle tab size and shape. 2. Architectural shingles weigh more than 3-tab shingles. In fact, they weigh around 50 percent more than the asphalt 3-tab shingles. vs: 2. Architectural shingles are composed of one flat layer and do not have a dimensional look to them. Because they are more simple and are made up of less material they weigh less than architectural shingles. 3. Because architectural shingles are thicker than 3-tab shingles they have a longer warranty than most 3-tab shingles. Architectural shingles almost across the board have a minimum 30 year guarantee and are rated to resist higher speeds of wind.
1 Concrete is typically measured by cubic yards (3âx3âx3â). 2  An average cost for a cubic yard of concrete is $75 to $125, depending on how much is needed and local prices. 3  Labor costs to pour and form concrete run somewhere around $3.50 to $7.00 per square foot. Labor costs to pour and form concrete run somewhere around $3.50 to $7.00 per square foot. 2  One homeowner paid $11,000 for a crawl space for a 1,500 square foot home. 3  One customer in Texas received a quote for a 2,500 square foot foundation slab of about $20,000.
So when you look at those online prices, you have to ask yourself what they mean by from before you choose a company to pour your concrete slab. On average, concrete slabs can cost anywhere from $75 to $110 per square metre.That's still quite a spread, but it gives you a starting point for comparing quotes. If your slab is going on a flat block of land with easy access, expect the price to be on the lower end of the scale.o when you look at those online prices, you have to ask yourself what they mean by from before you choose a company to pour your concrete slab. On average, concrete slabs can cost anywhere from $75 to $110 per square metre.