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Pits and traps have been approved by us to pre-treat trade waste. The following have been approved for use in our areas of operation in WA.

It's your responsibility to ensure all special conditions of approval are followed when a pit or trap is installed at your premises.

Please refer to the approval certificate that comes with your product for specific conditions and supplier contact details.

Arrestor Pits and Traps

Allied Pumps
Item Capacity
(litres)
Above or Below
Ground Installation
Relevant
drawings
 IO & M Manual Approval
certificate
Lint Filter APLF-FM2000 / 6000-2L 26,600 L/day Both PDF
PDF AN-022
Lint Filter APLF-FD2000 / 6000-3L 39,000 L/day Both  PDF  PDF AN-022
Lint Filter APLF-FL2000 / 6000-3L 39,000 L/day Both PDF
PDF AN-022
Lint Filter APLF-FM2000 / 6000-2L 52,000 L/day Both PDF
PDF AN-022
Lint Filter APLF-FD1600 / 2200-1L 13,000 L/day Both PDF
PDF AN-022
Lint Filter APLF-FS1500 / 3000-1L 13,000 L/day Both PDF
PDF AN-022
Lint Filter APLF-FD1500 / 3000-2L 26,000 L/day Both PDF
PDF AN-022
Lint Filter APLF-FG2000 / 6000-4L 52,000 L/day Both PDF
PDF AN-022
Lint Filter APLF-PM2000 / 10000-2L 26,000 L/day Both PDF
PDF AN-022
Lint Filter APLF-PM2000 / 10000-3L 39,000 L/day Both PDF
PDF AN-022
Lint Filter APLF-PL2000 / 10000-3L 39,000 L/day  Both  PDF PDF  AN-022 
Lint Filter APLF-PL2000 / 10000-4L 52,000 L/day Both PDF
PDF AN-022
Lint Filter APLF-PG2000 / 10000-4L 52,000 L/day Both PDF
PDF AN-022
Britex Metal Products Pty Ltd
Item Capacity (litres)  Above or Below Ground Installation Relevant drawings  IO & M Manual Approval certificate
OSPC Plaster and Clay Arrestor 44 Above Ground PDF
PDF AN-081
Halgan PTY LTD
Item Capacity (litres)  Above or Below Ground Installation Relevant drawings  IO & M Manual Approval certificate
Lint Trap HLT550-WA 550 Both PDF PDF AN-075
Lint Trap S Series HLTS1000-WA 1000 Both PDF PDF AN-076
Lint Trap S Series HLTS1500-WA 1500 Both PDF PDF AN-076
Lint Trap S Series HLTS2000-WA 2000 Both PDF PDF AN-076
Lint Trap S Series HLTS3000-WA 3000 Both PDF PDF AN-076
Lint Trap S Series HLTS4000-WA 4000 Both PDF PDF AN-076
Lint Trap S Series HLTS5000-WA 5000 Both PDF PDF AN-076
Plaster Trap PT/SS/5 50 Above Ground PDF
PDF AN-083
Clay Plaster Trap CPT/SS/5 50 Above Ground PDF PDF AN-083
Silt Trap S Series HSTS1000 1000 Below Ground PDF PDF AN-065
Silt Trap S Series HSTS1500 1500 Below Ground PDF PDF AN-065
Silt Trap S Series HSTS2000 2000 Below Ground PDF PDF AN-065
Silt Trap S Series HSTS3000 3000 Below Ground PDF PDF AN-065
Silt Trap S Series HSTS4000 4000 Below Ground PDF PDF AN-065
Silt Trap S Series HSTS5000 5000 Below Ground PDF PDF AN-065
Mascot Engineering Group
Item Capacity
(litres)
Above or Below
Ground Installation
Relevant
drawings
 IO & M Manual Approval
certificate
WASS 1000 1000 Both PDF PDF AN-023
WASS 1000S 1000 Both PDF PDF AN-023
WASS 1200 1200 Both PDF PDF AN-023
WASS 1200s 1200 Both PDF PDF AN-023
WASS 1500 1500 Both PDF PDF AN-023
WASS 1500S 1500 Both PDF PDF AN-023
WASS 2000 2000 Both PDF PDF AN-023
Storm Plastics
Item Capacity (litres) Above or Below
Ground Installation
Relevant drawings  IO & M Manual Approval certificate
Plaster / Solids Trap – side outlet (PLTRAPSO) 25.5 Above Ground PDF PDF AN-046
Plaster / Solids Trap – Bottom Outlet (PLTRAPBO) 24.5 Above Ground PDF PDF AN-046
Plaster / Solids Trap - Side Outlet - Sealed Lid (PLTRAPSOSL)  24.5  Above Ground  PDF  PDF  AN-046 

Bucket Traps

AcuTech Piping Systems
Caption describing what the table is about for screen readers
Item Capacity
(litres)
Above or Below
Ground Installation
Relevant
Drawings
IO & M Manual Approval
Certificate
BT25011 Body N/A Below Ground  N/A  PDF  AN-091
SSB25A Type A Bucket
7.6 Below Ground   N/A  PDF  AN-091
SSB25C Type C Bucket 8 Below Ground  N/A  PDF  AN-091

 

Britex Metal Products Pty Ltd
Item Capacity (litres) Above or Below
Ground Installation
Relevant drawings  IO & M Manual Approval certificate
OSCBT-C Cylindrical Bucket Trap (concrete floor) 8.5 Below Ground PDF PDF AN-080
OSCBT-V Cylindrical Bucket Trap (vinyl floor) 8.5 Below Ground PDF PDF AN-080
OSCPT-C Cylindrical Plaster Trap (concrete floor) 10.2 Below Ground PDF PDF AN-080
OSCPT-V Cylindrical Plaster Trap (vinyl floor) 10.2 Below Ground PDF PDF AN-080
OSCPT-A Cylindrical Plaster Trap (solid lid) 10.2 Above Ground PDF PDF AN-080
SimCraft Products
Item Capacity (litres) Above or Below
Ground Installation
Relevant drawings  IO & M Manual Approval certificate
Bucket Trap SIM-BTG80 with Type "C" bucket (230001) 7.3 Below Ground PDF AN-045
Bucket Trap SIM-BTG100 with Type "C" bucket (230002) 7.3 Below Ground PDF AN-045
Plaster Trap SIM-VBTG80 with "C" Type bucket (230003) 7.3 Below Ground PDF AN-045
Bucket Trap SIM-VBTG100 with Type "C" bucket (230004) 7.3 Below Ground PDF AN-045
Bucket SIM-TPC bucket (230005) 7.3 Below Ground PDF AN-045
Bucket Trap SIM-PTG80 with Type "A" bucket (230006) 8.2 Below Ground PDF AN-045
Bucket Trap SIM-PTG100 with Type "A" bucket (230007) 8.2 Below Ground PDF AN-045
Bucket Trap SIM-PTA50 with Type "A" bucket (230008) 8.2 Above Ground PDF AN-045
Plaster Trap SIM-PTA80 with Type "A" bucket (230009) 8.2 Above Ground PDF AN-045
Bucket Trap SIM-VPTG80 with Type "A" bucket (230010) 8.2 Below Ground PDF AN-045
Bucket Trap SIM-VPTG100 with Type "A" bucket (230011) 8.2 Below Ground PDF AN-045
Bucket SIM-TPA bucket (230012) 8.2 Both PDF AN-045
Walton Plastics Engineering
Item Capacity (litres)  Above or Below Ground Installation Relevant drawings  IO & M Manual Approval certificate
PVC Under Bench Plaster Trap – Standard 1.77 Above Ground PDF PDF AN-064
PVC Under Bench Plaster Trap – Short 1.77 Above Ground PDF PDF AN-064

Cooling Pits

Halgan Pty Ltd
Item Capacity
(litres)
Above or Below
Ground Installation
Relevant
drawings
 IO & M Manual Approval
certificate
HCP 550 550 Below Ground PDF PDF AN-086
HCPS 1000 1000 Below Ground PDF PDF AN-086
HCPS 1500 1500 Below Ground PDF PDF AN-086
HCPS 2000 2000 Below Ground PDF PDF AN-086
HCPS 3000 3000 Below Ground PDF PDF AN-086
HCPS 4000 4000 Below Ground PDF PDF AN-086
HCPS 5000 5000 Below Ground PDF PDF AN-086
Mascot Engineering Group
Item Capacity
(litres)
Above or Below
Ground Installation
Relevant
drawings
IO & M Manual Approval
certificate
WACP 2 200 Both PDF PDF AN-044
WACP 4 400 Both PDF PDF AN-044
WACP 6 600 Both PDF PDF AN-044
WACP 8 800 Both PDF PDF AN-044
WACP 10 1000 Both PDF PDF AN-044
WACP 12 1200 Both PDF PDF AN-044
WACP 15 1500 Both PDF PDF AN-044
WACP 20 2000 Both PDF PDF AN-044

Dilution / Neutraliser Pits

Halgan Pty Ltd
Item Capacity
(litres)
Above or Below
Ground Installation
Relevant
drawings
 IO & M Manual Approval
certificate
HADS1000-WA 1000 Below Ground PDF PDF AN-066
HADS1500-WA 1500 Below Ground PDF PDF AN-066
HADS2000-WA 2000 Below Ground PDF PDF AN-066
HADS3000-WA 3000 Below Ground PDF PDF AN-066
HADS4000-WA 4000 Below Ground PDF PDF AN-066
HADS5000-WA 5000 Below Ground PDF PDF AN-066
Mascot Engineering Group
Item Capacity
(litres)
Above or Below
Ground Installation
Relevant
drawings
 IO & M Manual Approval
certificate
WADP-1 1250 Both PDF PDF AN-025
WADP-2 1550 Both PDF PDF AN-025
WADP-3 2000 Both PDF PDF AN-025
WADP-4 2500 Both PDF PDF AN-025
Naval Base Concrete
Item Capacity
(litres)
Above or Below
Ground Installation
Relevant
drawings
 IO & M Manual Approval
certificate
Dilution Unit 2160 Below Ground PDF PDF PDF PDF PDF AN-077

Sink and Floor Strainers

3monkeez Pty Ltd
Item Capacity
(litres)
Above or Below
Ground Installation
Relevant
drawings
 IO & M Manual Approval
certificate
Scrap-S 0.286 Above Ground PDF PDF AN-029
Scrap-S-50 0.092   Above Ground PDF  PDF  AN-029 
Scrap-S-90 0.143 Above Ground PDF PDF AN-029
SSBW 0.249 Above Ground PDF PDF AN-029
SSBW-1 0.557 Above Ground PDF PDF AN-029
SSBW-3 0.249  Above Ground  PDF  PDF  AN-029 
SSBW-40  0.045  Above Ground  PDF PDF  AN-029
SSBW-50  0.097 Above Ground PDF  PDF  AN-029 
SSDBW 0.157  Above Ground  PDF PDF AN-029
FW-100BRL
(in floor bucket trap)
0.606 Below Ground PDF PDF AN-030
FW-100BRL-304 0.649  Below Ground PDF PDF  AN-030 
FW-100BRL-316  0.649 Below Ground  PDF  PDF  AN-030 
FW-100VRBT 0.711  Below Ground  PDF PDF  AN-030  
FW-100VRBT-304  0.649  Below Ground  PDF  PDF  AN-030 
FW-100VRBT-316  0.649  Below Ground  PDF  PDF  AN-030   
FW-150BR
(in floor bucket trap)
 
0.611 Below Ground  PDF PDF AN-030 
FW-150BR-304  0.649  Below Ground  PDF  PDF  AN-030   
FW-150BR-316  0.649  Below Ground  PDF PDF AN-030    
FW-150BS
(in floor bucket trap)
0.622 Below Ground PDF PDF AN-030
FW-150BS-304  0.649  Below Ground  PDF  PDF  AN-030 
FW-150BS-316  0.649  Below Ground  PDF  PDF  AN-030 
 FW-200BS-150-304 1.606  Below Ground  PDF  PDF  AN-030 
 FW-200BS-150-316 1.606  Below Ground  PDF  PDF AN-030  
 FW-200BS-304 0.442  Below Ground  PDF  PDF  AN-030  
FW-200BS-316  0.442  Below Ground  PDF  PDF  AN-030   
FW-200BSM-304 0.649  Below Ground  PDF  PDF  AN-030 
FW-200BSM-316  0.649  Below Ground  PDF  PDF  AN-030    
FW-200VRBT-150-304  1.606  Below Ground  PDF  PDF  AN-030 
FW-200VRBT-150-316  1.606  Below Ground  PDF  PDF  AN-030     
FW-225BS-150-304  1.606  Below Ground  PDF  PDF  AN-030 
FW-225BS-150-316  1.606  Below Ground   PDF  PDF AN-030    
FW-225BS-304  0.649  Below Ground  PDF  PDF  AN-030 
FW-225BS-316  0.649  Below Ground  PDF  PDF  AN-030    
FW-250BS-150-304  1.606  Below Ground  PDF  PDF  AN-030 
FW-250BS-150-316  1.606  Below Ground  PDF  PDF AN-030     
FW-250BS-304  0.649  Below Ground  PDF  PDF AN-030 
FW-250BS-316  0.649  Below Ground  PDF  PDF  AN-030  
FW-300-BS-150-304  1.606  Below Ground  PDF PDF  AN-030 
FW-300BS-150-316  1.606  Below Ground  PDF  PDF  AN-030  
FW-300BS-304  0.649  Below Ground  PDF  PDF  AN-030 
FW-300BS-316  0.649  Below Ground  PDF  PDF  AN-030  
ACO Polycrete Pty Ltd
Item Capacity (litres) Above or Below Ground Installation Relevant drawings  IO & M Manual Approval certificate
ACO Gully 157 Floor Drain 142040 with removable strainer either 142326, 142327, 142328, 142329 and fixed strainer 142337. 3.76 Below Ground Refer to Manual PDF & PDF AN-055
ACO Gully 157 Floor Drain 142042 with removable strainer either 142326, 142327, 142328, 142329 and fixed strainer 142337. 3.76 Below Ground Refer to Manual PDF & PDF AN-055
ACO Gully 157 Floor Drain 141977 with removable strainer either 142326, 142327, 142328, 142329 and fixed strainer 142337. 4.41 – 4.80 Below Ground Refer to Manual PDF & PDF AN-055
ACO Gully 157 Floor Drain 141979 with removable strainer either 142326, 142327, 142328, 142329 and fixed strainer 142337. 4.41 – 4.80 Below Ground Refer to Manual PDF & PDF AN-055
ACO Gully 157 Floor Drain 141991 with removable strainer either 142326, 142327, 142328, 142329 and fixed strainer 142337. 4.41 – 4.80 Below Ground Refer to Manual PDF & PDF AN-055
ACO Gully 157 Floor Drain 141981 with removable strainer either 142326, 142327, 142328, 142329 and fixed strainer 142337. 4.22 – 4.61 Below Ground Refer to Manual PDF & PDF AN-055
ACO Gully 157 Floor Drain 141983 with removable strainer either 142326, 142327, 142328, 142329 and fixed strainer 142337. 4.22 – 4.61 Below Ground Refer to Manual PDF & PDF AN-055
ACO Gully 157 Floor Drain 141985 with removable strainer either 142326, 142327, 142328, 142329 and fixed strainer 142337. 4.22 – 4.61 Below Ground Refer to Manual PDF & PDF AN-055
ACO Gully 157 Floor Drain 141987 with removable strainer either 142326, 142327, 142328, 142329 and fixed strainer 142337. 4.22 – 4.61 Below Ground Refer to Manual PDF & PDF AN-055
ACO Gully 218 Floor Drain 142044 with removable strainer either 142330, 142331, 142332, 142333 and fixed strainer either 142337, 142338. 11.09 Below Ground Refer to Manual PDF & PDF AN-055
ACO Gully 218 Floor Drain 142046 with removable strainer either 142330, 142331, 142332, 142333 and fixed strainer either 142337, 142338. 11.09 Below Ground Refer to Manual PDF & PDF AN-055
ACO Gully 218 Floor Drain 142048 with removable strainer either 142330, 142331, 142332, 142333 and fixed strainer either 142337, 142338. 10.23 Below Ground Refer to Manual PDF & PDF AN-055
ACO Gully 218 Floor Drain 142050 with removable strainer either 142330, 142331, 142332, 142333 and fixed strainer either 142337, 142338. 10.23 Below Ground Refer to Manual PDF & PDF AN-055
ACO Wexel 2mm Fixed Secondary Strainer 142334 N/A Below Ground PDF AN-055
ACO Gully 110, 2mm Fixed Secondary Strainer 142337 N/A Below Ground PDF & PDF AN-055
ACO Gully 160, 2mm Fixed Secondary Strainer 142338 N/A Below Ground PDF & PDF AN-055
ACO Wexel 165 Deep Floor Drain 141969 with 2mm Fixed and Removable Strainer 0.85 Below Ground PDF AN-055
ACO Wexel 165 Deep Floor Drain 141970 with 2mm Fixed and Removable Strainer 0.85 Below Ground Refer to Manual PDF AN-055
ACO Wexel 178 Deep Floor Drain 141971 with 2mm Fixed and Removable Strainer 0.85 Below Ground Refer to Manual PDF AN-055
AusPress Systems Pty Ltd
Item Capacity (litres) Above or Below
Ground Installation
Relevant drawings  IO & M Manual Approval certificate
Surge channel for laundry use 6.25  Below Ground  PDF, PDF & PDF   PDF AN-092 
In-Floor Arrestor – Option A (Drain Bowl 760.402.110s) 0.75 Below Ground PDF PDF AN-047
In-Floor Arrestor – Option B (Drain Bowl 760.403.110s) 1.9 Below Ground PDF PDF AN-047
In-Floor Arrestor – Option C (Drain Bowl 760.403.160s) 1.9 Below Ground PDF PDF AN-047
In-Floor Arrestor – Option D (Drain Bowl 766.402.110s) 0.75 Below Ground PDF PDF AN-047
In-Floor Arrestor – Option E (Drain Bowl 766.403.110s) 1.9 Below Ground PDF PDF AN-047
In-Floor Arrestor – Option F (Drain Bowl 766.403.160s) 1.9 Below Ground PDF PDF AN-047
In-Floor Arrestor – Option G (Drain Bowl 763.402.110s) 0.75 Below Ground PDF PDF AN-047
In-Floor Arrestor – Option H (Drain Bowl 763.403.110s) 1.9 Below Ground PDF PDF AN-047
In-Floor Arrestor – Option I (Drain Bowl 760.502.110s) 0.75 Below Ground PDF PDF AN-047
In-Floor Arrestor – Option J (Drain Bowl 760.503.110s) 1.9 Below Ground PDF PDF AN-047
In-Floor Arrestor – Option K (Drain Bowl 760.503.160s) 1.9 Below Ground PDF PDF AN-047
In-Floor Arrestor – Option Y (Drain Bowl AD.DB4.SQU.160V) 12.82  Below Ground  PDF  PDF AN-047 
Eco Guardians Pty Ltd
Item Capacity
(litres)
Above or Below
Ground Installation
Relevant
drawings
 IO & M Manual Approval
certificate
DrainProtector Sink SL450 0.45 Above Ground PDF PDF & PDF AN-089
DrainProtector Sink SL340 0.34 Above Ground PDF PDF & PDF AN-089
DrainProtector Sink SL850 0.85 Above Ground PDF PDF & PDF AN-089
DrainProtector Floor F660 0.66 Below Ground PDF PDF & PDF AN-089
DrainProtector Floor FT660 0.66 Below Ground PDF PDF & PDF AN-089
DrainProtector Floor FV660  0.66 Below Ground  PDF  PDF & PDF  AN-089
Everbright Trading Pty Ltd
Item Capacity
(litres)
Above or Below
Ground Installation
Relevant
drawings
 IO & M Manual Approval
certificate
In-Sink Basket Arrestor SA-001 0.6 Above Ground Refer to Manual PDF AN-043
In-Sink Basket Arrestor SA-002 0.4 Above Ground Refer to Manual PDF AN-043
Galvin Engineering Pty Ltd
Item Capacity
(litres)
Above or Below
Ground Installation
Relevant
drawings
 IO & M Manual Approval
certificate
DB4D08S (Bucket Floor Trap Combo) 2.2 Below Ground PDF AN-027
DB4S06S (Bucket Floor Trap Combo) 0.522 Below Ground AN-027
DI4M06S (Industrial Floor Trap Combo) 0.522 Below Ground PDF AN-027
Larkin & Shoushani Solutions Pty Ltd
Item Capacity (litres) Above or Below
Ground Installation
Relevant drawings  IO & M Manual Approval certificate
Grate Seal Basket Trap DN100 Waste Insert with Integral Bucket Trap 1.02 Below Ground PDF AN-050
Opie Manufacturing Group Pty Limited
Item Capacity (litres)  Above or Below
Ground Installation
Relevant drawings  IO & M Manual Approval certificate
In Floor DBA (model AT1) 4.509 Below Ground Refer to Manual PDF AN-031
In Floor DBA (model AT1 HST) 4.509 Below Ground Refer to Manual PDF AN-031
In Floor DBA (model AT1-100S) 1.904 Below Ground Refer to Manual PDF AN-031
In Floor DBA (model AT2) 1.535 Below Ground Refer to Manual PDF AN-031
In Floor DBA (model ATS HST) 1.535 Below Ground Refer to Manual PDF AN-031
In Floor DBA (model AT5) 0.483 Below Ground Refer to Manual PDF AN-031
In Floor DBA (model AT5 HST) 0.483 Below Ground Refer to Manual PDF AN-031
In Floor DBA (model AT6) 1.711 Below Ground Refer to Manual PDF AN-031
In Floor DBA (model AT6-YUM) 2.21 Below Ground Refer to Manual PDF AN-031
In Floor DBA (model AT8) 0.316 Below Ground Refer to Manual PDF AN-031
In Floor DBA (model AT9) 4.826 Below Ground Refer to Manual PDF AN-031
Flushing Floor Waste with Integrated DBA (model FFW1) 1.392 Below Ground Refer to Manual PDF AN-031
In Floor Trough with Integrated DBA (model CKT125) 0.483 Below Ground Refer to Manual PDF AN-031
In Floor Trough with Integrated DBA (model CKT150) 1.535 Below Ground Refer to Manual PDF AN-031
In Floor Trough with Integrated DBA (model CKT200) 4.509 Below Ground Refer to Manual PDF AN-031
In Sink DBA (model ISW50) 0.353 Above Ground Refer to Manual PDF AN-031
In Sink DBA (model WSCK1BV) 1.535 Above Ground Refer to Manual PDF AN-031
In-Floor DBA (model AT7) 1.535 Below Ground PDF AN-031
Simply Stainless
Item Capacity (litres) Above or Below
Ground Installation
Relevant
drawings
 IO & M Manual Approval
certificate
39-Sink Waste and Basket 0.55 Above Ground PDF & PDF AN-073
Smart Sinks Pty Ltd
Item Capacity (litres) Above or Below
Ground Installation
Relevant
drawings
 IO & M Manual Approval
certificate
Smart Sink - Bench Mounted 29 Above Ground PDF PDF PDF AN-078
Specialty Plumbing Supplies Pty Ltd
Item Capacity (litres) Above or Below
Ground Installation
Relevant drawings  IO & M Manual Approval certificate
Compact – 100mm Drop In 0.75 Below Ground Refer to Manual PDF AN-028
Push-In – 130mm Round 0.75 Below Ground Refer to Manual PDF AN-028
Push-In – 150mm Round 0.75 Below Ground Refer to Manual PDF AN-028
Push-In – 150mm Square 0.75 Below Ground Refer to Manual PDF AN-028
Push-In Vinyl Floor – 150mm Round 0.75 Below Ground Refer to Manual PDF AN-028
Height Adjustable Shallow Body – 150mm Round 0.75 Below Ground Refer to Manual PDF AN-028
Height Adjustable Shallow Body – 225mm Round 0.75 Below Ground Refer to Manual PDF AN-028
Height Adjustable Shallow Body – 150mm Square 0.75 Below Ground Refer to Manual PDF AN-028
Height Adjustable Shallow Body – 200mm Square 0.75 Below Ground Refer to Manual PDF AN-028
Height Adjustable Shallow Vinyl Floor – 155mm Round 0.75 Below Ground Refer to Manual PDF AN-028
Height Adjustable Deep Body – 225mm Round 2.00 Below Ground Refer to Manual PDF AN-028
Height Adjustable Deep Body – 300mm Round 2.00 Below Ground Refer to Manual PDF AN-028
Height Adjustable Deep Body – 200mm Square 2.00 Below Ground Refer to Manual PDF AN-028
Height Adjustable Deep Body – 225mm Square 2.00 Below Ground Refer to Manual PDF AN-028
Height Adjustable Deep Body – 300mm Square 2.00 Below Ground Refer to Manual PDF AN-028
Height Adjustable Deep Vinyl Floor – 220mm Round 2.00 Below Ground Refer to Manual PDF AN-028
Smart Secondary Strainer – 150mm Square 0.60 Below Ground Refer to Manual PDF AN-028