TABLE OF CONTENTS:
- Where to look for roofers
- When to call roofers
- How preparatory work should take place
- Control over the installation of metal tiles
- How to lay ceramic and cement tiles correctly
The roof of the house is one of the most important elements. No walls will save new repairs from rain if inexperienced roofers are engaged in roofing work. That is why it is necessary to choose a team that will perform all the necessary work with high quality.
1. Where to look for Roofers in USA
You need to hire a serious company team and not call “craftsmen” who work only for themselves. Then, in violation of the agreement’s conditions, it will be possible to sue the officially existing organization. The roofers found by the ad will not be easy to find after the completion of the work. When you come to a construction company’s office, the first thing to do is to examine the certificates and license for roofing. An example of a professional company is Sigma Builders. Experienced professionals and the use of quality materials make this company stand out.
You can safely contact a company representing manufacturers of roofing materials of excellent quality. Cooperating with this company, materials can be purchased at a lower price than in the store, and it will be easy to exchange or return if something is wrong. And this is a big plus for the company since manufacturers take only reliable organizations as partners.
2. When to call Roofing Contractors
It is necessary to look for roofers at the stage when the walls are being erected since it will hardly be possible to find them quickly. Workers must arrive at the construction site before the carpenters who are assembling the roof structure left. Roofing contractors in NYC need to accept the job and point out those oversights that may subsequently cause problems with further work or the roof’s operation.
Only after visiting the facility and assessing the complexity level, highly qualified builders announce the work’s cost. Next, you will need to agree, in which there must certainly be a list of all work performed, the total cost of the work, and the deadline for completion. After the team is selected, the agreement is concluded, and all the necessary material is purchased, it remains only to control that the work is carried out correctly.
3. How preparatory work should take place
It is possible to find out how qualified the roofers are at the stage of preparation for work. Before starting work, the roofer should check if the diagonals are equal in the slopes. To find out, a rope is pulled between the extreme rafters on each slope. If deviations are found, the skilled worker knows perfectly well how to fix them. Before installing the roofing material, several works are carried out.
First, a roofing vapor barrier film is placed on the rafters with an overlap of 10 cm. For the film to hold, you need to nail the counter-lattice slats to the rafters. Further, a hard solid flooring (for bituminous tiles) or a crate (for metal or ceramic tiles) is nailed onto the control-lattice. If everything is done correctly, then a gap will remain between the counter-batten and the base for the roofing material so that the under-roof space is ventilated.
4. Control over the installation of metal tiles
Following the roofer’s work during the installation of metal tiles, it is imperative to see how the roofing sheets will be cut. Only the use of special scissors for metal is allowed; you cannot cut with a grinder. The metal tile is attached exclusively in the lower crest of the wave, that is, in the place where the sheet is adjacent to the crate. And it is fixed only with self-tapping screws with a sealing washer – this will protect the roof from leaking.
5. How to lay ceramic and cement tiles correctly
Before installing the tiles, you need to know the exact distance between the battens of the battens. To do this, lay two horizontal and two vertical rows of grooved tiles on the ground, and then determine the width and length at the minimum and maximum permissible displacement. Often, roofers try to hide errors in measurements with roofing tape.
In some cases, workers increase the lathing pitch to save material and quickly complete the work. These actions must be stopped immediately. Otherwise, the roof will not be airtight. We look after the installation of bituminous shingles. There are practically no mistakes when working with this building material. But still, it does not hurt to remind the builders that all the tiles need to be vulcanized after the end of the work shift.
Besides, make sure that the roofers use the number of nails and brackets required by the instructions. While supervising the main work, it is unnecessary to ignore an apron’s installation around the chimneys, valley, ridge, gutter, and overhang eaves.