We have been helping designers and specifiers find the best solutions for their projects since 1988. EXTERNAL WORKS is an ESI.info brand.
Inspection chambers and manholes
Wavin 450mm Inspection Chamber Provides access from surface level to Wavin below ground 110m & 160mm gravity drainage and sewer systems. The Wavin 450mm IC is available in 3 flow profiles: lightweight; easy to Install; modular System: shaft can be built up to required length if NIC system required; manufactured and independently certified to
Provides access from surface level to Wavin below ground 110m & 160mm gravity drainage and sewer systems. The Wavin 450mm IC is available in 3 flow profiles.
Lightweight
Easy to Install
Modular System: shaft can be built up to required length if NIC system required
Manufactured and independently certified to EN13598-2
Tegra 600 Inspection Chamber
The Tegra 600 Inspection Chamber consists of the base, corrugated single wall shaft and adjustable cover. Available in 6 different flow profiles. All flow profiles have adjustable base connections.
Manufactured and independently certified to EN13598-2
Tegra 1000
Provides access at channel invert to Wavin below ground gravity drainage and sewer systems for diameters 160mm, 200mm, 250mm & 315mm. Modular structure comprises 3 elements: Base, Shaft & Cone. Tegra 1000 is available in 6 flow profiles.
