| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| how far can a 200mm c purlin span | 0.95 | 0.3 | 2999 | 20 |
| how far can c purlin span | 0.99 | 0.2 | 991 | 13 |
| c purlin span lengths | 1.62 | 0.3 | 6529 | 99 |
| c purlin span guide | 1.04 | 0.9 | 9032 | 48 |
| standard distance of c purlins | 1.63 | 0.1 | 2611 | 63 |
| c purlin span specifications | 0.42 | 0.6 | 1402 | 47 |
| how far apart should c purlins be | 0.39 | 0.2 | 4552 | 57 |
| c purlin span calculator | 0.5 | 0.7 | 1900 | 88 |
| standard length of c purlins | 1.91 | 1 | 3333 | 3 |
| what size purlin for 6m span | 1.21 | 0.5 | 8408 | 48 |
| standard spacing of c purlins | 1.27 | 0.4 | 7785 | 36 |
| maximum length of purlin | 0.09 | 0.7 | 3070 | 45 |
| spacing of c purlins | 1.66 | 0.5 | 8938 | 41 |
| minimum spacing of c purlins | 1.37 | 0.7 | 4087 | 46 |
| standard c purlin sizes | 1.51 | 0.2 | 9447 | 79 |
| length of c purlins | 0.86 | 0.4 | 6193 | 91 |
| standard size of c purlins | 0.08 | 0.4 | 5107 | 28 |
| maximum spacing of purlins | 1.63 | 0.2 | 9055 | 72 |
| commercial length of c purlins | 0.43 | 1 | 3627 | 89 |
| minimum distance of purlins | 0.19 | 0.5 | 8494 | 68 |
