BSP column also valid for type thread NPT
Technical design
4543 CTL1/8" 16,8 10,1 9,7 1/8"
4544 CTL1/4 20,6 13,5 13,5 1/4"
4545 CTL3/8" 23,9 17 13,5 3/8"
4546 CTL1/2 27,7 21,2 18,3 1/2"
4547 CTL3/4" 33,3 26,5 19,1 3/4"
4548 CTL1" 39,6 33,3 23,6 1"
4549 CTL1,1/4" 49,3 42 24,6 1 1/4"
4550 CTL1,1/2" 54,9 48,1 24,6 1 1/2"
4551 CTL2" 66,6 60,2 26,2 2"
4552 CTLM10 17,5 9,8 9,7 M10
4553 CTLM12 19,5 11,8 12 M12
4554 CTLM14 21,5 13,7 12 M14
4555 CTLM16 23,5 15,7 12 M16
4556 CTLM18 25,5 17,7 12 M18
4557 CTLM20 27,5 19,7 14,1 M20
4558 CTLM22 29,5 21,7 14,1 M22
4559 CTLM33 40,4 32,6 17,5 M33
4560 CTLM38 44,5 37,6 19 M38
4561 CTLM42 49,5 41,7 19 M42

Where to buy large head high caps?

Panozzo is the right place if you are looking for caps or if you are looking for a particular model of cap because it has a series of infinite characters of every type of threads protection to satisfy every need.

Panozzo has more than five thousand articles of plastic printed in various materials (pvc, polythene (ldpe), epdm, silicone, etc.) in its warehouse is over 700 square meters.

Panozzo is a point of reference for the customer as we evaluate and recommend the most suitable type of cap in plastic with a logic of technical support and economic ethics.

The strong point is the internet site:, which is structured according to the use of the products as large head high caps and with the images of caps in plastic well in evidence.

The site allows the customer to find the cap of plastic he needs very quickly and easily.

From the website it is possible to request free samples of large head high caps, offers and/or download the PDF catalog of threads protection.

Panozzo offers a flexible service that includes the organization, consultancy or full management (order / purchase) of threads protection, according to customer needs.

From Panozzo you can find caps of plastic for signage and road signs, for photovoltaic, for the automotive sector. Panozzo has always been the reference partner for the development of advanced solutions for threads protection.

In addition, the caps are found in cars, on shelves, in furniture, in machinery, in home fixtures, in household appliances, in computers, etc. Virtually everywhere!

With caps of closure holes you can to close any type of hole on sheet metal, on furniture, on light points, in the wall and other artifacts.

Very often the closure of holes on sheet metal is required. Finding the solution is very simple because Panozzo has a wide variety of shapes and sizes of caps in plastic.

As for the size of large head high caps for closure of a hole on sheet metal, just measure with the caliber the diameter of hole from to close, go to the Panozzo site in section closure holes and click on the image of the chosen cap. The header of the dimensional table columns corresponds to the letters found on the technical drawing. You just have to choose the code of cap of plastic.

Very often the same cap in plastic can be used for different purposes such as for example for molded cases circular or for poles or of protection for pipes.

The use of caps of protection against pollutants, dirt or humidity during shipment or storage is very important because it allows to avoid damage to the product and therefore maintenance costs. In threads protection you can request a sample of the cap that you want to test.

for closure molded cases caps finned in plastic standard are used, always available in stock and ready to be shipped.

The range includes caps of plastic for tubolar circular, rectangular and square. Some caps are also equipped with a handle or tongue for an easier installation.

Have you ever thought how much time is lost in the production of a cap in iron to be welded on tubolar? Using caps finned of plastic is the fastest, easiest and most economical solution.

Panozzo proposes caps of plastic to save its customers time and money due to damage caused by dust, dirt or liquids.

Knowing that it is not always easy to choose the cap suitable for your purpose, we decided to help our customers by sending free samples on request. To request them, all you have to do is go to We will send samples by post or your courier to the address you indicate.

How to request samples of threads protection?

To request samples of threads protection click on the image of the cap of your interest. You can select one or more caps and, once you have chosen, click on the link to check the selections and send the request. Please note that if you are already a customer of Panozzo or have already requested samples, you can log in to the CUSTOMER AREA, thus avoiding having to enter all your personal data.

How to request an offer of large head high caps?

If you have to request an offer click on the image of large head high caps and then on the code that interests. Click on the icon to the left of the code: the cap is inserted in the cart. Click on the display of the cart, indicate the quantity of caps required and fill in all the details of the personal data if you are not already a customer, otherwise enter the user and password. If you need to add another cap of the threads protection or other category, click on the green arrow back to the products.

Do you want to download the PDF catalog of the threads protection family?

You can download the always updated PDF catalog of caps in plastic of your interest from the main page of threads protection or from the PDF CATALOGS section of our website. The catalog shows the image, the design, the material of production and the dimensions of the cap in plastic that you find on the site.

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