Ipe decking, also known as Ironwood or Brazilian Walnut, is an exotic hardwood with environmentally friendly performance benefits and naturally resists the deteriorating effects of mildew, rot, decay, and insect damage. Ironwood is an environmentally responsible choice; eliminating the preservatives, toxins and chemicals that are often required to protect traditional outdoor lumber.
 | select grade, all heart, no sap | varies, common grade has knots and sap | varies, common grade has knots and sap | available grade has many defects |
 | no splinters, surface stays smooth and resists damage, sealer required, patinas to silver gray with small surfacee checks | scratches easily, splinters and becomes dirty gray without regular sealing | scratches easily, splinters and becomes dirty gray without regular sealing | surface develops splits, checks, boards cup and twist, becomes rough and gray to green without regular sealing |
 | High. 25 years. | Moderate. 10-15 years. | Moderate. 10-15 years. | varies with treatment |
 | A | B-C | B-C | C-D |
 | High | Low | Low | varies with treatment |
 | High | Low | Low | Medium to High |
 | Low | Medium | Medium | Medium to High |
 | 69 lbs | 30 lbs | 30 lbs | 35-40 lbs |
 | 25,400 psi | 6,800 psi | 7,900 psi | 14,500 psi |
 | 2,060 | 900 | 940 | 1,370 |
 | 3,680 lbs | 580 lbs | 480 lbs | 690 lbs |
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