Related: for a different angle on this topic, read Marine Plywood IS:710 vs BWR Plywood: Differences.
1. The 72-Hour Boiling Water Test
True IS:710 Marine Plywood is bonded with 100% undiluted Phenol Formaldehyde synthetic resin. It can undergo 72 continuous hours in boiling water without delaminating or swelling. In contrast, commercial MR grade plywood falls apart in boiling water within 1 hour.
2. Where Each Grade Should Be Used
| Room Zone | Mandatory Grade | Recommended Brand |
|---|---|---|
| Kitchen Sink Unit & Base Cabinets | IS:710 Marine BWP Plywood | CenturyPly Club Prime / Sharon Gold |
| Bathroom Vanity Cabinets | IS:710 Marine BWP or HDHMR | Action TESA HDHMR / Greenply Marine |
| Bedroom Wardrobes & Lofts | IS:303 BWR / BWP Plywood | CenturyPly Sainik 710 / Sharon BWR |
| Living Room TV Units & Panelling | IS:303 Commercial / BWR Plywood | Calibrated Hardwood Plywood |
3. Zero Compromise Policy at Deepak Interiors
We strictly refuse to fabricate kitchen sink or wet cabinets using cheap particle board or MDF. Every kitchen client receives an authentic material certificate and 10-year warranty coverage.