Covers of manholes polymeric black to 15

• Are not attractive to thieves because do not contain metal and are not suitable for secondary processing.
• Low cost of the hatch. The price polymer - the sand hatch by 2-3 times of low price pig-iron.
• Esthetic appearance.
• Are not subject to influence of sunshine.
• Do not rust, are very steady against hostile environment.
• Small weight. Weight polymer - sand hatches about twice less than the weight of pig-iron hatches.
• High durability and udaroustoychivost.
• Wide color scale.
• Not goryuch.
• Possesses big frost resistance, from-70^{° C} to ^+70os.
• Possibility of drawing on a surface of hatches of logos of the enterprises.
• The term of operation is not less than 50 years.
• The facilitated installation thanks to the small weight of the hatch.
• Maintain the weight even of big cars.

S.T.A company. suggests to buy hatches polimerpeschany averages black to 15tn, conforming to the following technical requirements:

• Material: polimerpeschany
• The hatch conforms to requirements of EN124; TU U B.2.7-25.2-13337853-003:2009;
• On loadings and the sizes standard: DSTU B B.2.5 - 26: 2005, GOST 3634 - 99.
• Color: black
• Weight: 50 kg

• On viewing cable wells.
• On all types of engineering networks (a water supply system, the sewerage, warm and gas supply), in a zone of green plantings.
• On sidewalks and walking paths (except highways and highways).