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Manhole cover range comparison chart

Manhole range comparison chart

Manhole cover features Tristar Highway Unite
CD 534 v0.1.0 compliant
BSI Kitemarked to BS EN 124:2015
Safety keyway
Ensures lifting keys are held captive in the keyway during the lifting process, prevents accidental drops 
BS 7903 flange gussets
Increases frame rigidity and reduce vibration transfer, extending the life of the installation
Low wear seats
The cover and frame are designed to reduce seating wear, increasing installation life
Asset identification badge
A location on the cover is available to retrofit an identification badge
Simple and safe frame manoeuvring
The frame has lifting key points to enable simple and safe manoeuvring on site
Hinged rectangular covers in range (safety stop hinge)
Hinge and lift out (Halohinge) covers, allowing covers to hinge open to 100° and be secured in place, prevent covers from falling, once opened, but can also be lifted out with standard lifting keys from a closed position
Anti-flex covers
Prevents the causes of cover seating wear, eliminating excessive noise and catastrophic failure
Mortar sympathetic frame features
Improves the bedding mortar adhesion to the frame, reducing lateral shift and mortar breakdown
70+ PSRV
Tested and proven to achieve in excess of 70+ PSRV (Polished Slip/Skid Resistance Value) at the top surface of the chequer, by UKAS accredited third party
Options / Accessories

Safety grille
Our factory-fitted safety grilles prevent accidental chamber falls and can be fitted with signage

Screwlift compatible
Compatible with our Screwlift height adjustment system

Gritblocker compatible
Keyway insert that prevents the keyway from becoming blocked with dirt and debris (included as standard on all Unite products)

Flood and odour control (factory fitted)
A flood and odour control plate can be factory fitted on request

Retrofittable seal plate (to leakage class 1, 2 or 3)
Simple to install on-site and can be drilled to provide low leak performance

Related pages

Related products

Stock code Range Clear opening
(mm)
Overall frame
(mm)
Frame depth
(mm)
Options My Wrekin
DBS0A4/1010 Tristar 105 x 105 195 x 195 100
DBS0A5/3823/KT Tristar 380 x 235 505 x 355 125
DBS0A5/3823/KTFHTWY Tristar 380 x 235 505 x 355 125
DBS0A6/1010 Tristar 105 x 105 195 x 195 150
DBS1A6/15D/TW Tristar 145 x 255 x 250 150
DBT0A4/1515 Tristar 150 x 150 230 x 230 100
DBT0A4/2222 Tristar 225 x 225 305 x 305 100
DBT0A4/3030 Tristar 300 x 300 380 x 380 100
DBT0A6/1515 Tristar 150 x 150 260 x 260 150
DBT0D4/4428/KH Highway 445 x 280 680 x 515 100
DMH0D4/1361/K Vault 1,300 x 610 1,490 x 810 100
DMH0D4/1383/K Vault 1,300 x 850 1,490 x 1,050 100
DMH0D4/7567/K Vault 750 x 675 950 x 875 100
DMH0D4/9045/K Vault 900 x 450 1,090 x 650 100
DMH0D4/9060/K Vault 900 x 600 1,090 x 800 100
DMHT0D4/6045/KH Highway 600 x 450 810 x 660 100
DMHT0D4/6045/KH Highway 600 x 450 810 x 660 100
DMHT0D4/6060/KH Highway 600 x 600 815 x 815 100
DMHT0D4/6060/KH Highway 600 x 600 815 x 815 100
DMHT0D4/6767/KH Highway 675 x 675 890 x 890 100
DMHT0D4/6767/KH Highway 675 x 675 890 x 890 100
DMHT0D4/7560/KH Highway 750 x 600 960 x 810 100
DMHT0D4/7560/KH Highway 750 x 600 960 x 810 100
DMHT0D4/7575/KH Highway 750 x 750 960 x 960 100
DMHT0D4/7575/KH Highway 750 x 750 960 x 960 100
DMHT0D4/9060/KH Highway 900 x 600 1,110 x 810 100
DMHT0D4/9060/KH Highway 900 x 600 1,110 x 810 100
DMHT0D6/6060/KH Highway 600 x 600 815 x 815 150
DMHT0D6/6060/KH Highway 600 x 600 815 x 815 150
DMHT0D6/6767/KH Highway 675 x 675 890 x 890 150
DMHT0D6/6767/KH Highway 675 x 675 890 x 890 150
DMHT0D6/9060/KH Highway 900 x 600 1,110 x 810 150
DMHT0D6/9060/KH Highway 900 x 600 1,110 x 810 150
DMS1B2/3030/K Safeseal 300 x 300 400 x 400 40
DMS1B2/4545/K Safeseal 450 x 450 550 x 550 40
DMS1B2/6045/K Safeseal 600 x 450 690 x 530 40
DMS1B2/6060/K Safeseal 600 x 600 690 x 690 40
DMS1B2/6767/K Safeseal 675 x 675 790 x 790 50
DMS1B2/7560/K Safeseal 750 x 600 860 x 710 40
DMS1B2/7575/K Safeseal 750 x 750 850 x 850 50
DMS1B2/9060/K Safeseal 900 x 600 1,010 x 710 40
DMS1B3/4545/K Safeseal 450 x 450 550 x 550 75
DMS1B3/6045/K Safeseal 600 x 450 710 x 560 75
DMS1B3/6060/K Safeseal 600 x 600 710 x 710 75
DMS1B3/7560/K Safeseal 750 x 600 860 x 710 75
DMS1B3/9060/K Safeseal 900 x 600 1,010 x 710 75
DMS1B3/9090/K Safeseal 900 x 900 1,020 x 1,020 75
DMS1C3/4545/K Safeseal 450 x 450 550 x 550 75
DMS1C3/6045/K Safeseal 600 x 450 710 x 560 75
DMS1C3/6060/K Safeseal 600 x 600 710 x 710 75
DMS1C3/7560/K Safeseal 750 x 600 860 x 710 75
DMS1C3/9060/K Safeseal 900 x 600 1,010 x 710 75
DMT0D4/1267/KH Highway 1,220 x 675 1,460 x 895 100
DMT0D4/1267/KH Highway 1,220 x 675 1,460 x 895 100
DMT0D4/4545/KH Highway 450 x 450 665 x 665 100
DMT0D4/4545/KH Highway 450 x 450 665 x 665 100
DMT0D4/6045/KH Highway 600 x 450 815 x 665 100
DMT0D4/6045/KH Highway 600 x 450 815 x 665 100
DMT0D4/6045/KT Tristar 600 x 450 750 x 600 100
DMT0D4/6045/KT Tristar 600 x 450 750 x 600 100
DMT0D4/6060/KH Highway 600 x 600 810 x 810 100
DMT0D4/6060/KH Highway 600 x 600 810 x 810 100
DMT0D4/6060/KT Tristar 600 x 600 760 x 760 100
DMT0D4/6060/KT Tristar 600 x 600 760 x 760 100
DMT0D4/6060/KU Unite 600 x 600 810 x 810 110
DMT0D4/6060/KU Unite 600 x 600 810 x 810 110
DMT0D4/6767/KH Highway 675 x 675 885 x 885 100
DMT0D4/6767/KH Highway 675 x 675 885 x 885 100
DMT0D4/6767/KT Tristar 675 x 675 830 x 830 100
DMT0D4/6767/KT Tristar 675 x 675 830 x 830 100
DMT0D4/6767/KU Unite 675 x 675 885 x 885 110
DMT0D4/6767/KU Unite 675 x 675 885 x 885 110
DMT0D4/7560/KH Highway 750 x 600 965 x 815 100
DMT0D4/7560/KH Highway 750 x 600 965 x 815 100
DMT0D4/7575/KH Highway 750 x 750 965 x 965 100
DMT0D4/7575/KH Highway 750 x 750 965 x 965 100
DMT0D4/9060/KH Highway 900 x 600 1,115 x 815 100
DMT0D4/9060/KH Highway 900 x 600 1,115 x 815 100
DMT0D4/9090/KH Highway 900 x 900 1,130 x 1,130 100
DMT0D4/9090/KH Highway 900 x 900 1,130 x 1,130 100
DMT0D6/1212/4 Hercules 1,200 x 1,200 1,385 x 1,385 150
DMT0D6/1267/KH Highway 1,220 x 675 1,460 x 895 150
DMT0D6/1267/KH Highway 1,220 x 675 1,460 x 895 150
DMT0D6/1267/KU Unite 1,220 x 675 1,465 x 920 150
DMT0D6/1267/KU Unite 1,220 x 675 1,465 x 920 150
DMT0D6/1515/2 Hercules 1,500 x 1,500 1,685 x 1,685 150
DMT0D6/1818/2 Hercules 1,800 x 1,800 1,990 x 1,990 150
DMT0D6/1867/KU Unite 1,830 x 675 2,075 x 920 150
DMT0D6/1867/KU Unite 1,830 x 675 2,075 x 920 150
DMT0D6/4545/KH Highway 450 x 450 665 x 665 150
DMT0D6/4545/KH Highway 450 x 450 665 x 665 150
DMT0D6/6045/KH Highway 600 x 450 815 x 665 150
DMT0D6/6045/KH Highway 600 x 450 815 x 665 150
DMT0D6/6060/KH Highway 600 x 600 810 x 810 150
DMT0D6/6060/KH Highway 600 x 600 810 x 810 150
DMT0D6/6060/KT Tristar 600 x 600 760 x 760 150
DMT0D6/6060/KT Tristar 600 x 600 760 x 760 150
DMT0D6/6060/KU Unite 600 x 600 810 x 810 150
DMT0D6/6060/KU Unite 600 x 600 810 x 810 150
DMT0D6/6060/KUE Unite 600 x 600 820 x 820 150
DMT0D6/6060/KUE Unite 600 x 600 820 x 820 150
DMT0D6/6767/KH Highway 675 x 675 895 x 895 150
DMT0D6/6767/KH Highway 675 x 675 895 x 895 150
DMT0D6/6767/KT Tristar 675 x 675 830 x 830 150
DMT0D6/6767/KT Tristar 675 x 675 830 x 830 150
DMT0D6/6767/KU Unite 675 x 675 885 x 885 150
DMT0D6/6767/KU Unite 675 x 675 885 x 885 150
DMT0D6/7560/KH Highway 750 x 600 965 x 815 150
DMT0D6/7560/KH Highway 750 x 600 965 x 815 150