The peace of mind that your loved ones are completely safe behind state-of-the-art safety locks is what you get with Flip Lok. We're proud to manufacture top-rated keyless, commercial and residential interior locking mechanisms considered to be stronger than any deadbolt on the market. Our locks work perfectly on all types of doors -- inward or outward swinging and left or right opening. Our innovative safety lock mechanisms are tested to withstand 2,100 pounds of pressure and enable you to protect yourself wherever you are -- at the office, home, or school. When you put your trust in our reliable safety locks in Houston, TX, you can rest assured that nothing will get past your door.