MOSINSBO Outdoor Drain Cover, 12x12 Cast Iron Drain Grate for Catch Basin, B125 Class Sewer Grate, Durable Heavy Duty Channel Grate, Black Square Drainage Grate (11.7”x11.7”)

Cast iron drain grate installation method:

1, According to the design of the rainwater mouth size, choose the appropriate drain grate.

2, According to the thickness of the rainwater grate and rainwater grate top surface, determine the rainwater mouth masonry brick top surface elevation.

3, Check the rainwater mouth top surface elevation no problem, sprinkle water on the bottom surface wet, with cement mortar in the need to install the drain grate position sitting 0.8 inches thick mortar, and then place the grate base, base inside edge to use mortar wipe. Installation must keep the base flat, grate base as a whole on the ground, solid and no loose.

4, Install the drain grate, and around the grate base with cement mortar pouring.

5, In order to maintain the appearance of the drain grate beautiful, clear lettering pattern, pay attention to protect the surface of the drain grate when pouring cement, so as not to stain, can not be cleaned.

6, Timely open the grate for cleaning to avoid mortar pouring the water grate and well seat into one, so as not to affect the future opening.

• 【Heavy Duty, Sturdy Material】This metal drain grate is made from durable Ductile Iron, which is stronger than cast iron and has similar performance to steel. This outdoor drain grate will last for years without rusting or deteriorating..
• 【High Quality】The storm drain grate is full of material and fine grinding. The cast iron drain cover is anti-rust . You can buy and use with confidence..
• 【More Carrying Capacity】The back of drainage grates outdoor is strengthening. So it is strong enough to withstand more pressure and won't easily damage. This will keep you more secure when using this driveway drain cover..
• 【Dense Hollow Design】The holes for this trench drainage grate is dense and reasonably sized. So this metal grates for drainage can drain quickly without clogging. It protects your drainage system by blocking leaves and debris before they can enter and clog your pipeline..
• 【Multiple Usage Scenarios】An effective drainage system starts at the top. The large drain grate is easy to install. The garage drain cover can drain away heavy flows of surface water from parking lots, yard, garden, channel, garage and landscaped areas..
• Ductile iron is placed outdoors as a normal oxidation process, once the oxidation layer is formed on the surface, it will not penetrate into the interior, the oxidation layer will be isolated from the air and will no longer rust, after all, ductile iron will not be rusted like iron will be peeled off layer by layer rust is gone..