How to estimate a pool enclosure from the layout

A pool enclosure estimate is really four estimates stacked together: the aluminum frame, the screen, the hardware and the labor. Miss one beam on the layout and the margin on the whole job goes with it. The method below is the order that keeps the takeoff honest.

Start from the right document

Use the most exact document you have, in this order:

1. The engineering layout. It shows every beam, purlin, upright and brace at its station with its size. If you have it, build from it and nothing else.
2. The survey. It gives you the deck, the pool shell, the house wall and the property lines, so you know what the enclosure has to cover.
3. Your own field measurements. Fine for a first number, never for the final one.

Never add a beam or purlin the layout does not draw, and never drop one it does. The engineer sized the frame for wind load, and the estimate has to match what gets permitted and built.

Read the frame

Walk the layout one wall at a time: front, left, right, back and the roof. For each wall write down every member with its size and length. Then group like pieces together, because that is how you order them and how your crew cuts them.

• Uprights and beams by size, for example 2 by 6, 2 by 7 or 2 by 9 self mating beams
• Purlins and girts by length
• Knee braces and cables where the engineer calls for them
• Kick plate and chair rail by linear foot

The roof style changes the count more than anything else. A mansard, a gable, a hip and a flat roof over the same footprint can come out to very different member counts, so price the roof the homeowner actually picked.

Price the screen

Screen is priced by the square foot, and the type matters. A standard 18/14 mesh, a tighter 20/20 no see um and a privacy or solar screen are different products at different costs. Measure each wall and roof panel, total it by screen type and add your waste factor.

Labor, hardware and the extras

Hardware is where estimates quietly lose money. Stainless steel fasteners cost more than aluminum or plated hardware and the homeowner should see that choice. Add the doors, the door closers, the gutter tie in, the permit, the engineering fee and any demolition of the old cage. Then price labor by the way your crews actually work, per square foot of enclosure or per day.

Build your price book once

The fastest estimators do not price from scratch. They keep a price book with what each item costs them and what they charge for it: screen by type per square foot, each roof style per square foot, open view per linear foot, hardware by type. Once the takeoff is done, the price falls out of the book in seconds and every salesperson quotes the same way.

Present it in 3D

A homeowner cannot read an engineering sheet. Show them the enclosure over their own pool and deck, let them switch the roof style and the screen, and the questions that stall a signature get answered at the table. Send the 3D link home with them so the spouse who missed the visit sees exactly the same thing.

Questions