ROOFING & WATERPROOFING
BITUMINOUS MEMBRANE WATERPROOFING  
Prepare surfaces, supply and apply waterproofing system:  
* Cement and leveling screed laid to falls and cross falls (average thickness 70mm) $15-$18/mē
* 40mm x 40mm triangular cement and sand angle fillet to roof concrete upstand $3-$4/Im
* 50mm thick extruded polystyrene rigid insulation boards (32-35kg/m - density) $10-$12/mē
* Ditto, 30mm thick $7-$9/mē
* 1,000 gauge polyethylene sheets laid horizontally including overlaps $3-$4/mē
* Double layers of SBS modified bituminous waterproofing membrane
- The base layer is 4mm thick, reinforced with 180gr/sqm non-woven polyester, fully bonded, torch applied.
- The upper layer is 4mm thick, anti root, reinforced with 180gr/sqm non-woven polyester.
$25-$28/mē
* Geotextile filter membrane including overlaps (200g/mē density) $3-$4/mē
* 50mm thick gravel bed $4-$5/mē
SHEET MEMBRANE WATERPROOFING  
* Supply and apply EPDM membrane rubber elastomeric waterproofing membrane 1.5mm thick, lose-laid on concrete flat roof with 150mm overlaps, fully adhered by means of bonding adhesive $32-$35/mē
* Supply and apply EPDM membrane flashing to roof parapet/upstands, (1.5mm) thick, 250mm average height, fully bonded with bonding adhesive $8-$10/Im
* Supply and fix aluminum strip bar 3mm thick x 25mm girth including sealant pointing to upper ends of parapet skirting upstands $8-$10/mē
* Supply and install extruded polypropylene boards, 30mm minimum thickness, lose laid $7-$9/mē
* 50mm thick gravel bed $4-$5/mē
FLUID APPLIED WATERPROOFING  
Parking areas  
* Supply and apply polyurethane liquid, cold applied membrane for parking areas including surface preparation of concrete surfaces and substrate $25-$30/mē
VAT excluded
Last updated July 2018