The manufacturer’s covers are made of metal

 

and are square (usually with rounded corners)

 

, rectangular

 

, or round

 

in shape.

No colored or gilded covers were found for this manufacturer, nor were any municipal symbols found.

The purpose of the cover does not appear on a significant portion of the covers. Communication covers are usually intended for the telecommunications provider OTE

 

. Drainage covers are characterized by drainage slots

 

, and on water covers the word ΝΕΡΟ (water) sometimes appears

 

.
Some of the lids have the word ΣΤΕΓΑΝΟ (waterproof) on them

 

The year of manufacture is generally not indicated.
The dimensions of the cover appear on many covers

 

(a fairly common feature among Greek manufacturers)

 

.

The manufacturer’s name usually appears as the letters DZ enclosed in a circle

 

or in a square

 

, and sometimes appears in full

 

.

Standards
The European standard EN124 and its associated load classes appear on many covers, with the most common load classes being B125 and A15

 

. The international ISO 1083 standard

 

, the Greek ELOT standard

 

, and many other standards can also be found.

Typical covers
A large portion of the manufacturer’s covers are characterized by a background composed of open three-sided polygons, on square

 

or round

 

covers.
Many covers have a wide frame on which technical details of the cover appear

 

. Covers with a background of the letter T (upright and inverted)

 

, covers with a square pattern

 

, and various drainage covers

 

can also be found. There are 53 manhole covers in the site that are made by the Manufacturer
Click for the 53 covers made by Delta Zita SA (Of these, 0 are best covers)