Where the barrier is composed of horizontal and vertical members and the distance between the tops of the horizontal members is 45 inches or more, spacing between vertical members should not exceed 4 inches. Where the barrier is composed of horizontal and vertical members and the distance between the tops of the horizontal members is less than 45 inches, the horizontal members should be located on the swimming pool side of the fence. Maximum mesh size for chain link fences should not exceed 1-1/4 inch square unless the fence is provided with slats fastened at the top or the bottom which reduce the openings to no more than 1-3/4 inches.7. Where there are decorative cutouts, spacing within the cutouts should not exceed 1-3/4 inches in width.6. Where there are decorative cutouts, spacing within the cutouts should not exceed 1-3/4 inches in width.5. Where the barrier is composed of diagonal members, such as a lattice fence, the maximum opening formed by the diagonal members should be no more than 1-3/4 inches.8. Spacing between vertical members should not exceed 1-3/4 inches in width. The deactivation touchpads or switches should be located at least 54 inches above the threshold of the door. Also functional as a pool or lake flotation device, the mat measures 72.5 by 6.75 by 26.5 inches (W x H x D). Access gates to the pool should comply with Section I, Paragraphs 1 through 7, and should be equipped to accommodate a locking device. All doors with direct access to the pool through that wall should be equipped with an alarm that produces an audible warning when the door and its screen, if present, کلیک کنید are opened. Gates other than pedestrian access gates should have a self-latching device. Solid barriers, which do not have openings, such as a masonry or stone wall, should not contain indentations or protrusions except for normal construction tolerances and tooled masonry joints.4. You need to switch between heat and jets, meaning if you have it on for long periods you risk losing heat. Alarms should meet the requirements of UL 2017 General-Purpose Signaling Devices and Systems, Section 77. The alarm should have a minimum sound pressure rating of 85 dBA at 10 feet and the sound of the alarm should be distinctive from other household sounds, such as smoke alarms, telephones, and doorbells.