Roof-pull-test, com-ten's roofirst pull tester is a valuable solution to test fasteners on the roof. it is used to prove the fastening integrity for existing or new roof construction. it is designed to record and document on site pull-out values. it can be used in horizontal or vertical tests in all types of substrates.. Com-ten is the world's largest company and the leading manufacturer of pull testers for on-site tests in more than 50 countries., when using fm 1-52 test, the maximum allowable roof surface deflections are one quarter of an inch for pressures to 60 psf and one half of an inch for pressures between 60 psf and 120 psf. whereas, when using astm e907, a one inch deflection is allowable at any test pressure..
A fastener pull test on a roof. there's no way you'll recover that truck! (rescuing a chevy silverado) - duration: 32:01. matt's off road recovery recommended for you, for a bonded pull test a 2'x2' panel is glued to the roof and pulled with a com ten to the calculated value. for a bell chamber test a 5'x5' vacuum chamber is applied to the flat roof and the vacuum is raised to the calculated value..
To test for cleanliness, press a 3 to 4 inch long piece of 2 inch clear packing tape to the cleaned and dried roof using hand pressure. then, peel the tape off the roof. if it comes off easily, and or is laden with dirt, degraded roofing material and other particulates, the roof is not cleaned satisfactorily., a pullout test is performed by driving a fastener into the deck and leaving enough room to attach the pullout tester to the fastener head. the tester is then used to pull the fastener out of the deck. the force necessary to pull the fastener out of the deck is recorded. the pull force required is typically determined prior to the test..
Pull test request trufast follows the ansi/spri fx-1 standard for performing and reporting the results of pull-out tests. a detailed report will be provided following recording, analysis, and review of the accumulated job-site data., 1. scope: 1.1 this protocol covers the determination of the resistance to uplift pressure of newly installed, adhered, built-up, bituminous roofing systems over mechanically at-